It was until last year that he ______.
| A．left his home town for a new start |
| B．came to realize the importance of leaving English |
| C．worked as an English teacher at a middle school |
| D．set out to build a new house of h his own |
---Where did you get to know Jason?
---It was at the library _______ I used to do my homework.
| A．that | B．there | C．when | D．where |
Bob said he was going to join our club but he didn’t. He _______ his mind.
| A．can’t have changed | B．wouldn’t have changed |
| C．must have changed | D．should have changed |
Come and visit me whenever _______.
| A．you are convenient | B．you will be convenient |
| C．it is convenient for you | D．it will be convenient for you |
_______will Mr. Black be able to regain control of the company.
| A．Only by working hard | B．Only he works hard |
| C．With hard work | D．Only if work hard |
This type of computer is of great help and I’ll buy it _______.
| A．however may it cost | B．no matter how much it cost |
| C．however much it is cost | D．however much it may cost |