根據(jù)中文提示完成句子。
1. 恐怕我會因為這場大雨而患感冒。
I'm afraid that I will catch cold ____ the heavy rain.
2. Tony因為要去開會,周六他不能去看歌劇了。
Tony can't go to the opera on Saturday because he ____ .
3. 明天是星期天,去參觀鳥巢怎么樣?
Tomorrow is Sunday. ____ visiting the Bird's Nest?
4. 這些孩子太小了,不適合看那部電影.。
The children are ____ see that movie.
5. 多年來李博士一直致力于研究如何防止青少年犯罪。
For many years, Dr. Lee ____ committing crimes.