It must ------a wonderful vacation.

It must ------a wonderful vacation. ------------- you 've all had a wonderful vacation We had a wonderful vacation _____. he s____ he had a wonderful vacation The film let the Bullet Fly must be wonderful,----it?A.mustn 同义句I’ll have a wonderful winter vacation. We hope to have a wonderful vacation next month. it is a wonderful dream My wonderful vacation 歌词是；it's a wonderful world a wonderful day. it's been a wonderful evening . It is really a wonderful place.