Unit 8 Protecting the environment (单元诊断) 2025-2026学年英语冀教版八年级上册

英语冀教版八年级上册Unit 8 Protecting the environment 单元诊断 一、根据括号里的汉语完成句子（共 15 小题） 1.The ________________ (鲨鱼) was injured by plastic waste in the ocean. 2.We should reduce the use of ________________ (塑料) bags to protect the environment. 3.Please put the empty ________________ (瓶子) into the recycling bin. 4.Don’t throw rubbish everywhere—use the ________________ (垃圾箱) over there. 5.It’s important to ________________ (回收利用) paper and glass in daily life. 6.Good ________________ (行为) like saving water helps protect nature. 7.Smoking is ________________ (有害的) to both your health and the environment. 8.A huge ________________ (鲸) was found dead due to plastic pollution. 9.The ________________ (状况) of ocean pollution is getting worse. 10.Global warming makes the climate ________________ (更糟的) than before. 11.________________ (全球的) warming affects all living things on Earth. 12.Factories ________________ (生产) too much waste and pollute rivers. 13.We should avoid ________________ (浪费) food to reduce environmental pressure. 14.Littering can ________________ (污染) the soil and water around us. 15.Plants ________________ (受苦) a lot from air pollution in cities. 二、根据括号里所给单词填空（共 15 小题） 1.The ________________ (harm) effects of plastic pollution are getting worse. 2.We need ________________ (reduce) plastic use by bringing reusable bags. 3.There are many ________________ (kind) of plastic products in daily life. 4.Remember ________________ (turn off) the lights when leaving the room. 5.The government has made some ________________ (rule) to stop pollution. 6.It’s important for us ________________ (protect) endangered animals. 7.This factory ________________ (produce) 50 tons of waste every month. 8.She was ________________ (inspire) by the environmental documentary. 9.The ________________ (solve) to plastic pollution needs everyone’s effort. 10.We should try our best _______________ (save) water in daily life. 11.There are ________________ (hundred) of plastic bottles in the recycling bin. 12.The weather is getting ________________ (bad) because of global warming. 13.________________ (recycle) paper can help reduce tree cutting. 14.The teacher asked us ________________ (write) a report on environmental protection. 15.Plastic bags are ________________ (cheap) to buy but harmful to the environment. 三、选择题（共 20 小题，全面考察单元知识） ( )1.Plastic pollution is ________ to ocean animals like sharks and whales. A. harmful B. helpful C. cheap D. global ( )2.We should ________ plastic bottles instead of throwing them away. A. produce B. recycle C. pollute D. waste ( )3.It’s important ________ us to reduce waste in daily life. A. of B. for C. with D. on ( )4.Remember ________ the tap when you’re brushing your teeth. A. turn off B. turning off C. to turn off D. turned off ( )5.Factories should stop ________ so much harmful gas into the air. A. produce B. to produce C. producing D. produced ( )6.The teacher encouraged us ________ part in the beach clean-up activity. A. take B. to take C. taking D. took ( )7.Global warming makes ice at the North Pole ________ faster. A. melt B. to melt C. melting D. melted ( )8.We need to find a solution ________ the problem of plastic pollution. A. to B. for C. with D. on ( )9.It’s kind ________ you to bring your own shopping bag. A. of B. for C. with D. about ( )10.She decided ________ meat to reduce her environmental impact. A. eat less B. to eat less C. eating less D. ate less ( )11.The situation of ocean pollution is getting ________ than before. A. bad B. worse C. worst D. badly ( )12.We should avoid ________ single-use plastics as much as possible. A. use B. to use C. using D. used ( )13.________ plastic waste can take hundreds of years to break down. A. Recycle B. Recycled C. Recycling D. To recycle ( )14.It’s necessary for us ________ the importance of environmental protection. A. understand B. to understand C. understanding D. understood ( )15.The foresters worked hard ________ the desert into a forest. A. change B. to change C. changing D. changed ( )16.World Environment Day reminds people ________ care of the planet. A. take B. to take C. taking D. took ( )17.Plastic bags are cheap ________, but they harm the environment. A. buy B. to buy C. buying D. bought ( )18.He forgot ________ the lights off before leaving, so the electricity was wasted. A. turn B. to turn C. turning D. turned ( )19.________ is important to protect wild animals from pollution. A. This B. That C. It D. What ( )20.We can ________ a difference by making small changes in daily life. A. do B. make C. take D. get 答案与解析 一、根据汉语完成句子 1.shark（解析：单元核心名词，指受塑料污染伤害的鲨鱼，贴合海洋环保主题。） 2.plastic（解析：形容词作定语，修饰 “bags”，对应单元 “塑料污染” 核心话题。） 3.bottle（解析：可数名词单数，指 “空瓶子”，与回收场景匹配。） 4.bin（解析：名词，指 “垃圾箱”，呼应环保行为规范。） 5.recycle（解析：动词原形，不定式符号 to 后接动词原形，表 “回收利用” 动作。） 6.behaviour（解析：不可数名词，指 “节约用水等良好行为”。） 7.harmful（解析：固定搭配 “be harmful to”，表 “对…… 有害”。） 8.whale（解析：可数名词单数，由不定冠词 a 修饰，指受污染影响的鲸。） 9.situation（解析：名词，指 “海洋污染的状况”，符合语境描述。） 10.worse（解析：bad 的比较级，由 than 可知用比较级，表 “气候更糟”。） 11.Global（解析：形容词，修饰 “warming”，指 “全球变暖”，首字母大写。） 12.produce（解析：动词原形，主语 factories 为复数，表 “工厂生产废物”。） 13.wasting（解析：avoid 后接动名词，表 “避免浪费食物”。） 14.pollute（解析：动词原形，情态动词 can 后接动词原形，表 “污染土壤和水”。） 15.suffer（解析：动词原形，主语 plants 为复数，表 “植物受空气污染影响”。） 二、根据所给单词填空 1.harmful（解析：名词 “harm” 转换为形容词 “harmful”，修饰名词 “effects”，表 “有害影响”。） 2.to reduce（解析：need 后接不定式作宾语，构成 “need to do sth.”，表 “需要减少塑料使用”。） 3.kinds（解析：“many” 后接可数名词复数，“kind” 变复数为 “kinds”，表 “多种塑料制品”。） 4.to turn off（解析：remember 后接不定式，构成 “remember to do sth.”，表 “记得去关灯”。） 5.rules（解析：“some” 后接可数名词复数，“rule” 变复数为 “rules”，表 “污染防治规则”。） 6.to protect（解析：It 作形式主语，不定式作真正主语，构成 “It’s + adj. + for sb. to do sth.”。） 7.produces（解析：主语 “factory” 为单数，一般现在时谓语用三单形式 “produces”。） 8.inspired（解析：被动语态结构 “be + 过去分词”，“inspire” 的过去分词为 “inspired”。） 9.solution（解析：动词 “solve” 转换为名词 “solution”，表 “塑料污染的解决方案”。） 10.to save（解析：不定式作目的状语，表 “努力的目的是节约用水”。） 11.hundreds（解析：概数表达 “hundreds of”，表 “数百个塑料瓶”。） 12.worse（解析：由语境可知用比较级，“bad” 的比较级为 “worse”，表 “天气变糟”。） 13.Recycling（解析：动名词作主语，表 “回收纸张的行为”，句首首字母大写。） 14.to write（解析：ask 后接 “sb. + 不定式” 作宾补，构成 “ask sb. to do sth.”。） 15.cheap（解析：形容词原级作表语，表 “塑料袋买起来便宜”。） 三、选择题 1.A（解析：固定短语 “be harmful to”，表 “塑料污染对海洋动物有害”，符合单元主题。） 2.B（解析：动词 “recycle” 表 “回收塑料瓶”，与环保行为匹配。） 3.B（解析：形容词 important 描述事情性质，用 “for us”，构成 “It’s + adj. + for sb. to do sth.”。） 4.C（解析：“remember to do sth.” 表 “记得去关水龙头（未做）”，符合节能场景。） 5.C（解析：“stop doing sth.” 表 “停止产生有害气体（正在做的事）”，动名词作宾语。） 6.B（解析：“encourage sb. to do sth.” 固定结构，表 “鼓励参加环保活动”。） 7.A（解析：make 后接省略 to 的不定式作宾补，表 “使北极冰融化得更快”。） 8.A（解析：固定搭配 “solution to...”，表 “…… 的解决方案”。） 9.A（解析：形容词 kind 描述人的品质，用 “of you”，构成 “It’s + adj. + of sb. to do sth.”。） 10.B（解析：“decide to do sth.” 固定结构，表 “决定少吃肉”，不定式作宾语。） 11.B（解析：由 than 可知用比较级 worse，表 “污染状况更糟”。） 12.C（解析：avoid 后接动名词 using，表 “避免使用一次性塑料”。） 13.D（解析：不定式作主语，表 “回收塑料垃圾需要数百年分解”。） 14.B（解析：It 作形式主语，不定式作真正主语，构成固定句型。） 15.B（解析：不定式作目的状语，表 “努力将沙漠变成森林”。） 16.B（解析：“remind sb. to do sth.” 固定结构，表 “提醒爱护地球”。） 17.B（解析：不定式作状语，表 “塑料袋买起来便宜”。） 18.B（解析：“forgot to do sth.” 表 “忘记关灯（未做）”，导致浪费电。） 19.C（解析：It 作形式主语，真正主语是不定式 “to protect...”。） 20.B（解析：固定短语 “make a difference”，表 “产生影响”。） 学科网（北京）股份有限公司 $