根据汉语意思完成句子，每空词数不限。

1.多少人出席了会议？    

How many people                           at the meeting?

2.我不喜欢演讲，我在许多人前说话紧张。    

I don't like                          . I feel nervous talking in front of many people.

3.天气预报有没有报道如此潮湿的天气将要持续多久？    

Does the weather report say                          ?

4.我真幸运今天早上赶上了末班车。

I                           the last bus this morning.