There are 30 classrooms ____________ our school. Mine is _____________ the second floor.
| A．on; in | B．in; in |
| C．in; on | D．on; on |
---What a heavy rain!
--- So it is．I’d rather _____________ on such a rainy day.
| A．don’t go out | B．not going out |
| C．not to go out | D．not go out |
You never know how much difficulty we had ___the problem．Luckily, we managed to solve it with his help.
| A．working out | B．work out |
| C．worked out | D．to work out |
I‘m not sure _________ next week.
| A．whether will he come |
| B．whether he will come |
| C．if will he come |
| D．if he comes |
Nancy doesn’t want to buy the skirt because ______ the colour ______ the size fits her.
| A．both…and | B．either…or |
| C．neither…nor | D．not only…but also |
—As a teacher, we can’t be _______ patient with our students．
| A．quite | B．too |
| C．very | D．so |