翻译下列句子。
1. 我真的很累了,我整天都在学习。
I'm really tired. I _____.
2. 她不想使她的朋友沮丧。
She doesn't want to _____.
3. 她对在人前讲话感到恐惧。
She's _____ in front of other people.
4. 他总是能够为人们的问题想出好的解决方法。
He always _____ to people's problems.
5. 如果我是你,我就会逃出这里。
If I _____ you, I _____ get out of here.
1. have been studying all day
2. let her friends down
3. terrified of speaking
4. comes up with good solutions
5. were, would