. His success was because of ________ he had been working hard.
| A．that | B．the fact which | C．the fact that | D．the fact |
The country has ________ too many wars.
| A．gone down | B．gone through | C．gone along | D．gone up |
---I don’t think he has found a job yet because I saw him at home just yesterday.
---________!
No problem B. Maybe
C. Exactly D. Good id
The school rules state that no child shall be allowed out of the school during the day, __________ accompanied by an adult.
| A．once | B．when | C．if | D．unless |
Now a lot of new technologies can ___________ problems in industry.
| A．be applied to solve | B．be applied to solving |
| C．apply to solve | D．apply to solving |
________ entered the classroom _________ the bell rang.
| A．We hardly had, before | B．Hardly had we, when |
| C．Hardly had we, than | D．Hardly did we, when |