【推荐1】—May I ask ________ you will come to our party this weekend?
—Yes, I'll be glad to. Thanks for your invitation.

【推荐2】We haven't decided ________ we'll go to the cinema tomorrow.

【推荐3】I really don't know ________ the bridge will be built next month.

【推荐1】W______ or not we'll be successful, we should be sure that we do our best.

【推荐2】Bill wonders w________ they’ll have zongzi again next year.

【推荐3】I don’t know ________(是否) he will come back or not tomorrow.

【推荐1】—I don't know ________（if）or not he will come here tomorrow.
—Don’t worry. He will come here tomorrow on time.

【推荐2】It depends on ___________ it will rain tomorrow. (是否)

【推荐3】根据句意及汉语提示填空。
1. Jim often _______ (做鬼脸) in class. His teacher is angry with him.
2. I called you yesterday evening. _______ (没有人) answered.
3. I’m not sure _______ (是否) he will come or not tomorrow.
4. He is very funny and often makes us _______ (笑).
5. We sleep _______(至少) 8 hours every day.