----May I have a look at the I-phone,sir-----Which one?_________black one?
I have a fight _______ my friend, and he is angry ________ me.
—How about taking a walk after dinner?—_________.
My sister ______ go to bed _______ the program was over.
The speaker raises her voice ________ all the audience could hear her.
It’s not easy to ________ every one.