用所给单词的适当形式填空。
【小题1】In the classroom, we should be_____________(quietly).
【小题2】Helen is_____________ . She dances _____________.(happy)
【小题3】The mouse_____________(bite)the door yesterday.
【小题4】—Would you like_____________(eat)some mushrooms? —Yes, please.
【小题5】The lion_____________(get)out from the net at last.
【小题6】You shouldn't_____________(catch)the birds. They are our friends.
【小题7】The dog and the cat_____________(become)good friends from then on.
【小题8】The boy_____________ (say), "I will go to the park." Then he got on the bus.
【小题9】The girl is_____________(dance)beautifully.