His father served in the army in ________ when he was in ________.

Would you mind staying in such a noisy room?– No, but my son need a ______________ place to study in.

一_______ the sports meeting might be put off(推迟).一Yes, it all depends on the weather.

____ I paid a visit to this scenic spot, I was deeply attracted by its beauty.

Jill didn’t finish the homework, ________.