These fish can’t be taken out of the water _____ whichthey will die soon.

Look at the timetable.Hurry up! Flight 4026 ________ off at 18:20. [ ]

I didn’t know ______ last year.

It every day so far this month I can’t tell you if it tomorrow

下列各句中，没有语病、句意明确的一句是(　　)