用动词的正确形式填空。 1、Look, I (dance) beautifully. 2、A: What they (talk) about ?   B : They ( talk ) about the stamps. 3、Mary ( cook ) nice food for her family now. 4、A: Why you ( not, turn) off the TV?   B: I (watch) the news. 5、It (rain) hard now. 6、Listen,  the  telephone (ring). 7、A : What the boy (do) on the road ?   B : He (ride) a bike. 8、The birds (fly) over the sea. 9、He (sleep) badly. 10、The bananas (get) ripe.