帮我把几个中文句子译成英文,要用到括号里的

（1）昨天在会议上他一定紧张得说不出话来（to be too…to)
He must to be too nervous to talk.

（2）我一直想知道他是否真的喜欢我 （to wonder if\whether)
I have been wondering if he really likes me.
I have been wondering whether he really likes me or not.

(3)我真的想被邀请到他家去，但是他在等我走第一步（首先采取行动）。（to be+past participle;to make the first move)
I really want to be invited to his house by him, but he has been waiting me to make the first move.

(4)他坐在那里，背靠着书桌。（with+ n.+leaning +prepositional phrase)
He is sitting there with back leaning against the desk.

(5)你认为我看到了谁？站在我面前的不是别人，正是我以前的那个男友。（who do you suppose…but…)
Who do you suppose that I have seen? The man who is standing in front of me is not others but my former boyfriend.

1.He must to be too stressed out to say at the meeting yesterday.

2.I want to wonder if\weather he really likes me all the time.

3.I really want to be invited to his home by him,but he wants