( )当你对别人表示感谢时,你应该说: A. Welcome! B. Thank you!
Tony must _____ good at ice-skating.A.is B.be C.are
Do you like_____, Gogo? Of course .Let’s go.A.swim B.swimming C.swimming
This is ____ very expensive watch.Don’t touch it.A.an B.a C.the
Yesterday ______ my birthday. I ______ a party at home.A. was, had B. is have C. was have
________ is the skateboard? It’s 87yuan.A. How old B. How much C. How often