1.I can't decide ____________ dictionary I should buy.2.That's ____________ he refused my invita

1.I can't decide ____________ dictionary I should buy.2.That's ____________ he refused my invita
1.I can't decide ____________ dictionary I should buy.
2.That's ____________ he refused my invitation.
3.I am very interested in ____________ he has improved his pronunciation in such a short time.
4.____________ we need is more time.
5.The fact ____________ she had not said anything at the meeting surprised everybody.
6.____________ and ____________ they will meet has not been decided yet.
7.Please tell me ____________ you are waiting for.
8.Is that ____________ you are looking for?
9.Would you please tell me ____________ the nearest post office is?
10.I don't know ____________ he will agree to the plan or not.
用适当的连词填空