当你想帮助别人时,你应该说:A.Can you help you?B.I can help you.C.Let me help.
( ) The teacher told us that the sun ____in the east.
( )In the past he often made his sister____, but now he is often made ___by his sister.
( ) What do you think ______solve the problem?
( ). _______ is the most interesting of _________.
( ) We all like him because he says __________ but does much.