—You should be careful when _______. —Ye
题型:选择题
问题:
—You should be careful when _______.
—Yes, I will. I’d like to know when ________ to have a rest.
A.driving; stopping
B.driving; to stop
C.to drive; stopping
D.to drive; to stop
—You should be careful when _______.
—Yes, I will. I’d like to know when ________ to have a rest.
A.driving; stopping
B.driving; to stop
C.to drive; stopping
D.to drive; to stop