你在问别人问题之前,你可以有礼貌地说:A.I’m sorry. B. Excuse me. C. Can you help me?
All the apples _____ fell down were eaten by the pigs.
The red rose is the only one _____I real like.
The teacher told me that the students I wanted to see were seen___ football on the playground just now.
Is the river_____ through that town very large?
The reason ____he was absent from the meeting was ____his car broke down on the way.