当你想了解对方的身体状况时,怎么说: A.How are you? B.Bye-bye. C.What's your name?
Peking Man lived about 300,000 ________ 500,000 years ago. A.from B.toC.for
What's your mother's ________? A.work B.do C.job
What class are you ________? A.at B.in C.on
How old ________ your brother? A.is B.are C.does
Where ________ your father now? A.is B.are C.was