--- Look! Mr Su is taking photos of his students.--- It ____ him. He has gone abroad for study.
I didn’t know __________. Can you tell me?
It’s very kind _________ you to help me carry the boxes since it is difficult _________ a person like you to carry so heavy things.
____ of the students has finished the exam, so ___ has come out of the classroom.
We think white looks good ________ you, but people with black skins don’t look good ________ white.
—You can stay at home alone or go shopping with me, Jim. What do you prefer? —Well, I prefer ___________ at home to _____________ shopping, Mum.