2026春单元知识清单&易错练习 Unit 3 Road safety 译林版 三起 四年级下（新教材）

2026春单元知识清单&易错练习 Unit 3 Road safety 译林版 四下 语音： 字母Oo在单词中发/əʊ/音，例：oh哦 home家 go去 close接近，靠近 重点单词： road道路，公路 take 乘坐，搭乘 bus公共汽车，巴士 busy人来车往的 close接近，靠近 good乖的 stop停止，停下 wait等候，等待 left向左边 cross穿越，横过 right向右边 safety安全，平安 safe安全的 stay保持 重点短语： road safety 道路安全 stay close 跟紧 traffic light 交通信号灯 on the road 在道路上 keep safe保持安全 take a bus 乘坐公共汽车 wait for 等待 look left and right 左右看 cross the road 过马路 take a bus 乘坐巴士 look right 向右看 many cars 许多小汽车 look left 向左看 go and play 去玩要 重点句型： 1.Let’s go to Aunt Alice’s home. 让我们去爱丽丝阿姨家吧。 2.Let’s cross the road. 让我们过马路吧。 3.—The traffic lights are red now.—We can't go. —现在交通信号灯是红色。—我们不能走。 4.Wait for the green traffic lights. 等绿灯。 5.Wait. Look left and right first. 等等。先向左和向右看。 6.Look at the traffic signs. 看交通标志。 7.Don’t run on the road. 不要在马路上跑。 8.The traffic lights are green.We can go now. 交通信号灯是绿色的。我们现在可以走了。 9.We can’t go again！ 我们又不能走了！ 10.We can’t cross the road now. 我们现在不能过马路。 11.There are many cars and buses on the road. 路上有许多小汽车和公共汽车。 句型解析和语法： 1.表示建议一起做某事： Let’s go to Aunt Alice’s home. 让我们去爱丽丝阿姨家吧。 Let’s cross the road. 让我们过马路吧。 句型结构： Let’s ＋ 动词原形. 2.向别人表达命令或建议： Wait for the green traffic lights. 等绿灯。 Look left and right first. 先要左右看。 Look at the traffic signs. 看交通标志。 句型结构： 动词原形＋其他. 3.向对方表示劝告： Don’t run on the road. 不要在马路上跑。 句型结构： Don’t＋动词原形＋其他. 4.表示不能做某事： We can’t go again！ 我们又不能走了！ We can’t cross the road now. 我们现在不能过马路。 句型结构： 主语＋ can’t ＋ 动词原形(＋其他). 5.祈使句的用法： 祈使句是用来表达请求，命令，警告，建议，劝告等的句子，祈使句一般以动词原形开头，无时态和数的变化，句末用句号或感叹号，用降调。 句型结构：1.肯定句： Wait for the green traffic lights. 等绿灯。 Do型：动词原形(+其他). Be safe on the road. 在路上保持安全。 Be型：Be+形容词或名词(+其他). Let's take a bus. 让我们坐巴士吧。 Let型：Let+宾语+动词原形(+其他). 2.否定句： Don't cross the road now. 现在不要过马路。 Don't型：Don't+动词原形(+其他). No parking!禁止停车! No型：No+名词或动名词。 Don't let him run on the road. 不要让他在马路上跑。 Let型：(1)Don't let+宾语+动词原形(+其他). Let's not play at the crossing. 让我们不要在十字路口玩。 (2)Let+宾语+not+动词原形(+其他). 3.礼貌形式：为了使语气更加委婉，可以在祈使句句首或句末加上"please". Please wait for the bus. 请等巴士。 Hold my hand,please. 请抓住我的手。 易错练习： 1、 根据图片提示写出正确的单词，补全句子或对话。 1.Look! The________is coming. 2.We can________a car to Aunt Alice’s home. 3.Please stay________to your friends. 4.You are________children for following the rules. 5.There are many cars on the________.It’s very________. 二、用所给单词的适当形式填空。 1.________(not sleep) in class. 2 She________(like) to fly a kite. 3.We can________(take) a bus to school. 4.Slow down and________(stop) at a yellow light. 5. Look left and right________(first) before you cross the road. 6.Please________(look) at the traffic lights carefully. 7.________(not run) on the road.It’s not safe. 8.Let’s________(cross) the road when the traffic lights are green. 9.________(wait) for your mum，Yang Ling.Don’t go alone. 10.________(be) safe! Follow the traffic rules. 三、按要求完成下面各题。 1.We cross the road at the zebra crossing.(对画线部分提问) Where________you cross the________? 2. We must stop at the red light.(改为否定句) We________stop at the red light. 3. We follow traffic rules.(改为一般疑问句) ________you________traffic rules? 4.He looks left and right on the road.(对画线部分提问) What________he________on the road? 5.We cross the road safely.(改为同义句) We cross the road in a________way. 6.Wait, green , for , lights, the , traffic(.)(连词成句) ___________________________________ 7.green , lights, The, are, traffic(.)(连词成句) ___________________________________ 8.left , Look , right, and , first (.)(连词成句) ___________________________________ 9.can , road , cross , the , We(.)(连词成句) ___________________________________ 10.the , Don’t , road , run , on(.)(连词成句) ___________________________________ 四、单项选择。 ( ) 1.—Mum，can I cross the road now？ —No.________The traffic lights are red. A.Don’t cross. B.We can go. C.It’s busy. ( ) 2.________close to your friend on the busy road. A.Stays B.Stay C.Looking ( ) 3.Let’s________a bus to school. A.take B.takes C.taking ( ) 4.________quiet on the bus.The driver needs to focus(集中精力). A.Is B.Are C.Be ( ) 5.Don’t________your head out of the bus window. A.puts B.put C.putting ( ) 6.________ on the road.It’s dangerous. A.Don’t run B.Not run C.Running ( ) 7.________your mum and dad at the school gate(门). A.Wait to B.Wait for C.Waits for ( ) 8.There are some________.Please don’t stand too near. A.car B.cars C.a car ( ) 9.There are no cars.Let’s________the road. A.to cross B.crosses C.cross ( ) 10.________on the road.It's dangerous. A. Don't run B.Not run C.Running 参考答案： 一、 1.bus 2.take 3.close 4.good 5.road;busy 二、 1.Don’t sleep 2.likes 3. take 4.stop 5.first 6.look 7.Don’t run 8.cross 9.Wait 10.Be 三、 1. do; road 2. mustn't 3. Do; follow 4. does; do 5. safe 6.Wait for the green traffic lights 7.The traffic lights are green. 8.Look left and right first. 9.We can cross the road. 10.Don’t run on the road. 四、 1.A 2.B 3.A 4.C 5.B 6.A 7.B 8.B 9.C 10.A 学科网（北京）股份有限公司 $