《2025年经纶学典5星学霸七年级英语上册译林版》

1.G. How do farmers usually kill weeds(杂草)in the fields? Many of them use chemicals to kill weeds. The trouble is, these weedkillers also kill wildlife, pollute rivers and are bad for the fields.2.A. This kind of robot can cut weedkiller use by 90%. The robot is really smart because it only kills weeds but not crops(庄稼).

答案： A 根据下文“This kind of robot can cut weedkiller use by 90%.”可知，这种机器人可以减少 90%的除草剂使用量，此处提到一种机器人；A项“但是科学家们创造了一种农场机器人”符合语境，与上文提到的农民用化学药品除草造成的危害形成对比。

But a report recently shows that only half of girls who were questioned by researchers enjoy doing sports.2.B What are the reasons? Because of their dislike of the clothes they are asked to wear and the lack(缺乏)of facilities(设备)to do their hair afterwards.

答案： 解析:B 根据上文可知,在接受调查的女生中,只有一半的女生喜欢做运动;B项“甚至她们中有四分之一实际上还逃避运动。”进一步介绍女生参与运动的情况。

训练3: (昆明中考)Plastic brings us convenience, and pollution(污染)as well.1.______ It's in our food and drinks, in the clothes we wear and even in the air we breathe.
A.What's worse, it's everywhere.
B.Avoid heating food in plastic boxes.
C.We should drink more bottled water.
D.Use plastic products widely in our daily life.
E.All in all, we should use plastic products properly.
F.But many of them are small enough to be around us without being seen.
G. Also, the heat of your drinks will encourage microplastics to get into your drinks.

A

答案： A 根据上文“Plastic brings us convenience，and pollution as well.”和下文“It's in our food and drinks，in the clothes we wear and even in the air we breathe.”可知，此处应进一步说明塑料带来的污染；A项“更糟糕的是，它到处都是。”符合语境。