If it were not for the fact that she __________ sing, I would invite her to the party.
| A．couldn’t | B．shouldn’t |
| C．can’t | D．might not |
________ the boy didn't take medicine made his mother angry.
| A．That | B．What |
| C．How | D．Which |
I don’t know ________ is in charge of English department.
| A．that | B．which | C．who | D．where |
---Susan is so excited!
---Oh, yes! She is busy preparing for her trip to Africa that she _____ for years.
| A．has been expecting | B．was expecting |
| C．had been expecting | D．would be expecting |
---Dad, can we move into our new house now?
---No, it _________. The decoration has not been finished yet.
| A．was painted | B．is painting |
| C．is painted | D．is being painted |
My parents live in a small village. They always keep candles in the house _____ the electricity is cut off.
| A．if | B．in case |
| C．unless | D．so that |