I ______ her, but I never could.
| A．ought to help | B．must help |
| C．ought to have helped | D．must have helped |
When I said that some people are stupid I was not _____ you.
| A．talking to | B．referring to | C．turning to | D．listening to |
The house rent is expensive. I’ve got about half the space I had at home and I’m paying_____ here.
| A．as three times much | B．as much three times |
| C．much as three times | D．three times as much |
_____ my English teacher, I have become what I am.
| A．Thanks for | B．Thank to | C．Thanks to | D．Thank for |
Did you find _____ impossible for him to tell the truth?
| A．this | B．it | C．that | D．what |
It isn’t quite _____ that the director will be present at the meeting tomorrow.
| A．sure | B．right | C．certain | D．exact |