Look! Some birds ______ in the sky. [ ]A. fly B. flying C. are flying D. fly

题型：期中题难度：来源：

Look! Some birds ______ in the sky.

[ ]

A. fly
B. flying
C. are flying
D. flys

答案

举一反三

— Where is Tom?
— Look. He _______ in the pool with the boys.

[ ]

A. is swim
B. is swimming
C. is swimming
D. swims

题型：山东省期末题难度：| 查看答案

Listen! Our teacher ________ an English song in the room.

[ ]

A. sings
B. sing
C. is singing

题型：期末题难度：| 查看答案

Look! The students _______ in the dormitory.

[ ]

A. cleans
B. clean
C. is cleaning
D. are cleaning

题型：期末题难度：| 查看答案

—Where"s your cousin?
—He ______ her homework in his bedroom.

[ ]

A. is doing
B. does
C. doesn"t do
D. doing

题型：期中题难度：| 查看答案

_____ they _____ on the train?

[ ]

A. Do, having fun
B. Are, having a fun
C. Are, having fun
D. Can, having fun

题型：期中题难度：| 查看答案