1.用括号中动词的适当形式填空:
2个回答

were 和you 或是名词的复数连用,was一般和I,或是名词的单数连用;

doesn't 后面接动词原形;

污染意味着利用;

对我们来说摆脱污染不可能;

I like autum because autum is a bumper seson .The climate of autumn is cool and comfortable.The air is clean and nice.It has many delicious fruits such as apples and pears.What's more,it can give us a happy feeling.In summary,I'm fond of autumn very much.