By the end of last year, we _________seven hundred English words.
| A． learned | B．have learned | C．had learned | D． would have learned |
If it had not been for your help, I ____ the examination.
| A．could not pass | B．would not pass |
| C．would not have passed | D．can not have passed |
I don’t mind her pointing out my mistakes, but ____ is how she does it that I dislike.
| A．this | B．that | C．it | D．which |
The temperature in this mountainous area ___ from day to day.
| A．ranges | B．exchanges | C．varies | D．transforms |
Looking out of the window of my room, ___ a tall tree in the yard.
| A．there was | B．there were | C．I saw | D．there stood |
---Of ____ two bags, which one do you think is better?
--- _______ smaller one. I prefer how it looks.
| A．the; The | B．the; A | C．a; A | D．a; The |