题目内容：

按要求完成下列各句
1、（My friends）are helping me with my homework now.（对括号提问）
2、Does you sister often read books in the library?（用at present 改写句子）
3、I’d like to buy （a）pair of boots.（对括号提问）
4、My classmates are playing badminton on the badminton court.（改为否定句）

优质解答

1.Who are helping me with my homework now?
2.Is your sister reading books in the library at present
3.How many pairs of boots would you like to buy?
4.My classmates are not playing badminton on the badminton court.