当你请对方吃苹果时,你应说:A.Have an apple, please.B.Can I have an apple?C.The apple is red.
Do you have __________sisters?
I have a ___________.
Look! Sam's uncle___________under a big tree and________a book.
Please ___________ this coat. It's cold outside.
---_________does Tom put the boxes? ---He__________them there.