It is a good way to keep both teachers and students_______.
| A．to happy | B． happying | C．happy | D． happily |
She is a_______mother.
| A．forty year old | B．forty-years-old |
| C．forty years old | D．forty-year-old |
--What do you usually do in the morning? --I often practice_________English.
| A．speak | B．to speak |
| C．speaking | D．spoke |
I find___________hard to learn English well.
| A．this | B．it | C．that | D．they |
--Mr.Black used to be a worker,_________?
--Yes,he_______. Now he is a policeman.
| A．did he;did | B．didn’t he;did |
| C．did he; didn’t | D．didn’t he; didn’t |
–Could you please tell me__________?
--He is under the big tree over there.
| A．where is Tim | B．where was Tim |
| C．where Tim was | D．where Tim is |