试题详情

If you want to change for a blue shirt, you’ll have to pay(　　) $10.

If you want antibiotics, you’ll have to ask the Doctor for a___.

If you want to book a round-trip ticket,youll have to pay__$30.

If you want to telephone him,You'll  have to__________up the number in the　book．

If you ___in taking this attitude, we’ll have to ask you to leave.