Unit1知识点-Section A 2a-2d练习2026-2027学年人教版九年级英语上册

九年级英语上册Unit1知识点-Section A 2a-2d练习 小试牛刀 A. 选用方框中的短语填空（每个限用一次） - was covered with sand - had roots that held the soil together - with the government’s support - fewer sandstorms - used to be a desert 1. In the past, the land __________. 2. A bush __________. 3. People began planting bushes __________. 4. Now there are __________. 5. The area __________, but now it is green. B. 句型转换（改为一般疑问句并作肯定或否定回答） 1. There used to be many sandstorms in the area. 一般疑问句：_________________________________________________ 肯定回答：_________________ 否定回答：_________________ 2. The government helped the local people plant bushes. 一般疑问句：_________________________________________________ 肯定回答：_________________ 否定回答：_________________ 3. The land has become greener now. 一般疑问句：_________________________________________________ 肯定回答：_________________ 否定回答：_________________ 配套练习 A. 单项选择（★） 从A、B、C、D中选择最佳答案。 1. What problem did the area have in the past? A. Too much rain. B. Sandstorms and poor farmland. C. Too many trees. D. Clean rivers. 2. How did people solve the problem? A. They moved away. B. They planted bushes with strong roots. C. They built more houses. D. They used more water. 3. What did the bush’s roots do? A. They made the land dry. B. They held the soil together. C. They grew very tall. D. They produced food. 4. Who helped the local people? A. The government. B. The bus company. C. The school. D. The factory. 5. What is the result of their actions? A. More sandstorms. B. Fewer sandstorms and a greener environment. C. More desert. D. No change. B. 完成句子（★★） 根据课文内容，用正确的词汇完成句子。 1. 过去这里经常有沙尘暴，人们生活困难。 There ______ to be sandstorms all the time, and locals worked by ______. 2. 他们发现了一种灌木，它的根能把土壤固定在一起。 They found a bush that had roots that could ______ the ______ together. 3. 在政府的支持下，他们开始在沙地上种植这种灌木。 ______ the government’s ______, they began planting it in sandy land. 4. 现在沙尘暴少了，环境正在改善。 Now there are ______ sandstorms, and the environment is getting ______. 5. 这片土地曾经被沙子覆盖，现在已经变绿了。 The land used to be ______ with sand, but now it has become ______. 拓展思考 写一段话（至少5句）描述你家乡或你听说过的一个环境问题（如沙尘暴、水污染、垃圾问题等），以及人们是如何解决的。使用 used to / now / because / with the help of 等表达。 _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ _______________________________________________________________________________ 参考答案与解析 小试牛刀 A 答案：1. was covered with sand；2. had roots that held the soil together；3. with the government’s support；4. fewer sandstorms；5. used to be a desert 小试牛刀 B 1. Did there use to be many sandstorms in the area? Yes, there did. / No, there didn’t. 2. Did the government help the local people plant bushes? Yes, it did. / No, it didn’t. 3. Has the land become greener now? Yes, it has. / No, it hasn’t. 配套练习 A 答案：1.B 2.B 3.B 4.A 5.B 配套练习 B 答案：1. used, hand 2. hold, soil 3. With, support 4. fewer, better 5. covered, green 拓展思考（示例） In my hometown, the river used to be very dirty. People threw rubbish into it. There were no fish. Then, with the help of the government, we cleaned the river and stopped throwing rubbish. Now the water is clean again, and there are more fish. I am happy to see the change. We should always protect our environment. 1 学科网（北京）股份有限公司 $