当你想表达“鸭子们正在往这边来”时,应说:__________A. The ducks are come now.B. The ducks are coming now.
_______is your school? Go straight on then turn left. A. What B.Where
Look,Tom is_________a letter. A.writing B.writeing
Daming and Jim_______playing the guitar. A. is B.are
Let’s________the bus. A.get on B.gets on
The children__________football. A.is play B.are playing