Question

Do we _____ do exercises every day? A need B have to C must D should

Answer 1

B
只有have to 可以和助动词Do 连用。
如果选A ,可以说：Do we need to do exercises every day?
C, D 不能和do 连用。

【俊狼猎英】团队为您解答。

追问

I know _____ of those people in the room,so I left.
A few B a few C a little D little
Why is there _____ traffic on the stree today than before?
A less B fewer C few D much

Answer 2

选 B 意为“我们必须第天做操吗？” 前面有do，说明 后面的一定得是实义动词原形，而且还得带to，因为do exercises 是动词短语，中间得用 to 连接。

Answer 3

B

注：A作实义动词，后接TO DO； C与D 的疑问句不能加DO

追问

I know _____ of those people in the room,so I left.
A few B a few C a little D little
Why is there _____ traffic on the stree today than before?
A less B fewer C few D much

追答

A
B

Answer 4

B
解析：这句还原成陈述句为：we _____ do exercises every day。 选A,C,D则问句分别为Need/Must/Should we do exercises every day?只有B 助动词为do ,答案是Do we have to do exercises every day?

Answer 5

B

Answer 6

B