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
B:you to breathe in
C:breathing in
D:breathed in
正确答案是：
同类题型
The room _____ I live _____ is very large.
Mr Li, together with his children, the museum. They will be back this afternoon.
160. It seemed that there was strange sound outside. We ________ carefully but_____nothing.
288 My eldest sister was left these jewelsin my grandmother’s deathbed
My mother is very __________ because she hardly everexercises.