---I hear you’ve got a set of valuable Australian coins, __ I have a look? ---Yes, certainly.
The Great Wall winds its way _____ mountains _____ valleys and _____ deserts to the east.
They did a very good job. More than one student _____ praised by the teacher.
—I will go home this weekend.—Give my best wishes to your parents.—_____.
I dreamed _____ a policeman when I was young.
—Today we are going to talk about travelling in space. Everyone must say something.—I’m sorry, this _____ isn’t familiar to me. I’d better listen to others first.