问题

If ____, the dirty air will lead you to fall ill.

A:breathe in
B:you to breathe in
C:breathing in
D:breathed in

正确答案是：

同类题型

He looked ________ at the news that his favorite team had lost the game and felt ________ that Martin should have taken part in it

164. Some people here don’t work hard butthey get a good _______ from their investments.

Mary come and play computer games–No,__________ she has finished herhomework.

Luckily，we’d brought a road map without____we would have lost our way.

Thelightisoutinherroom;she_____tobed.