选择上面适当的俚语完成1－5小题，使句子完整，通顺。请将其序号填入空白处。（其中两项为多余项）
A. Holy Cow: It shows a feeling of surprise. You say "Holy Cow!" when you are surprised by something.
B. Throw in the towel: Give up on doing something because it is too difficult.
C. Give someone a life: It means "give someone a ride". If someone gives you a lift, you'll get a free ride
in his or her car to a place you want to get to.
D. Work out: It means" to do exercise".
E. Hit the ceiling: To suddenly become very angry.
F. Ring a bell: If you say something rings a bell, you mean that you have heard it before or it
reminds (使想起) you of something.
1. There are still a few things you can do before you ________. Don't lose hope.
2. These names _________ but I can't remember where we met.
3. Mary is often late for work. Yesterday she was late again. Her boss ________ and let her go.
4. ________! How did she get 100% on such a different exam?
5. 请在以上俚语中任选一则造句。
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