一、用给出单词的正确形式填空。
1.Look,I _____ (dance)beautifully.
2.Mary ____ ____ （cook)nice food for her family now.
3.Listen,the telephone _____ ______ (ring).
4.A:What _____ the boys ______(do)on the road?
B:They ______ ______ (ride)bikes.
5.-Where is John?__He ____ (piay)chess?
-Yes,he is.
