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（ ）7. Coal and oil ______ useful energy.
A. is
B. are
C. were
A. is
B. are
C. were
答案：
B
解析：主语“Coal and oil”是两种物质，视为复数，陈述事实用一般现在时，be动词用are，故选B。
解析：主语“Coal and oil”是两种物质，视为复数，陈述事实用一般现在时，be动词用are，故选B。
（ ）8. —When is World Environment Day? —It's ______.
A. on 6th July
B. on 5th June
C. on 22nd April
A. on 6th July
B. on 5th June
C. on 22nd April
答案：
B
解析：世界环境日是6月5日，“on 5th June”符合，故选B。
解析：世界环境日是6月5日，“on 5th June”符合，故选B。
五、查漏补缺。（看图填词，完成句子。每空一词）
1. There are so ______ ______ in our city.
2. We should ______ ______ every day.
3. We don't have much ______ or ______. We should ______ energy.
4. We should not use too ______ ______ bags or ______.
1. There are so ______ ______ in our city.
2. We should ______ ______ every day.
3. We don't have much ______ or ______. We should ______ energy.
4. We should not use too ______ ______ bags or ______.
答案：
1. many cars
2. save water
3. coal；oil；save
4. many plastic；bottles
解析：1. 图片显示很多汽车，“很多汽车”译为many cars；2. 图片显示节约用水，“节约用水”译为save water；3. 图片显示煤和石油，“煤”译为coal，“石油”译为oil，“节约能源”译为save energy；4. 图片显示塑料袋和瓶子，“太多塑料袋”译为too many plastic bags，“瓶子”译为bottles。
2. save water
3. coal；oil；save
4. many plastic；bottles
解析：1. 图片显示很多汽车，“很多汽车”译为many cars；2. 图片显示节约用水，“节约用水”译为save water；3. 图片显示煤和石油，“煤”译为coal，“石油”译为oil，“节约能源”译为save energy；4. 图片显示塑料袋和瓶子，“太多塑料袋”译为too many plastic bags，“瓶子”译为bottles。
六、情景交际。（选择合适的句子将对话补充完整，将序号写在横线上，其中有一项多余）
A：Excuse me，do you know a lot about this city?
B：Yes，I do.
A：______
B：No.
A：______
B：We can plant more trees because trees keep the air clean.
A：______
B：Yes，it does.
A：Let's make the park clean.
B：Good idea. ______
A：______
B：Your idea is great.
A. But how?
B. Is it near here?
C. Look! The rubbish makes the park messy.
D. We can put rubbish in the bin.
E. Is the air in your city clean?
F. What can you do?
A：Excuse me，do you know a lot about this city?
B：Yes，I do.
A：______
B：No.
A：______
B：We can plant more trees because trees keep the air clean.
A：______
B：Yes，it does.
A：Let's make the park clean.
B：Good idea. ______
A：______
B：Your idea is great.
A. But how?
B. Is it near here?
C. Look! The rubbish makes the park messy.
D. We can put rubbish in the bin.
E. Is the air in your city clean?
F. What can you do?
答案：
E；A；C；D；F
解析：A问B是否了解城市，B说了解，A接着问与城市相关的问题，E“城市空气干净吗”符合；B回答No，A问方法，A“但是怎么做呢”符合；B说种树保持空气干净，A说C“看！垃圾使公园凌乱”，引出保持公园干净；B说好主意，A说D“我们可以把垃圾放进垃圾桶”；B说主意好，A问F“你能做什么”，符合对话逻辑。
解析：A问B是否了解城市，B说了解，A接着问与城市相关的问题，E“城市空气干净吗”符合；B回答No，A问方法，A“但是怎么做呢”符合；B说种树保持空气干净，A说C“看！垃圾使公园凌乱”，引出保持公园干净；B说好主意，A说D“我们可以把垃圾放进垃圾桶”；B说主意好，A问F“你能做什么”，符合对话逻辑。
七、对号入座。（根据句子的含义选择词汇，其中有一项多余。填序号）
A. wood
B. clever
C. honey
D. telephone
E. mobile phone
F. restaurant
（ ）1. It tastes sweet. Bees make it. Bears like it.
（ ）2. This is a place. You can buy and have food here.
（ ）3. We use it to call people. We can hold it and call people anywhere.
（ ）4. He can understand things quickly and plan things well. How is he?
（ ）5. We use it to make tables，chairs and other things.
A. wood
B. clever
C. honey
D. telephone
E. mobile phone
F. restaurant
（ ）1. It tastes sweet. Bees make it. Bears like it.
（ ）2. This is a place. You can buy and have food here.
（ ）3. We use it to call people. We can hold it and call people anywhere.
（ ）4. He can understand things quickly and plan things well. How is he?
（ ）5. We use it to make tables，chairs and other things.
答案：
1. C
2. F
3. E
4. B
5. A
解析：1. “蜜蜂制造，熊喜欢，尝起来甜”是蜂蜜，honey符合，选C；2. “能买食物和吃东西的地方”是餐馆，restaurant符合，选F；3. “能拿在手里到处打电话”是手机，mobile phone符合，选E；4. “理解快，计划好”是聪明的，clever符合，选B；5. “用来做桌椅”是木头，wood符合，选A。
2. F
3. E
4. B
5. A
解析：1. “蜜蜂制造，熊喜欢，尝起来甜”是蜂蜜，honey符合，选C；2. “能买食物和吃东西的地方”是餐馆，restaurant符合，选F；3. “能拿在手里到处打电话”是手机，mobile phone符合，选E；4. “理解快，计划好”是聪明的，clever符合，选B；5. “用来做桌椅”是木头，wood符合，选A。
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