23. I wondered what difficulty he had _________ the plan?
| A．to carry out | B．carrying out | C．carried out | D．with carrying out |
— Would you like to spend the vacation in Paris with me?
— I' d like to you pay for me.
| A．unless | B．because | C．Provided | D．as |
Our neighbors gave a baby bird yesterday that hurt when it fell from its nest.
| A．us； it | B．us ；itself |
| C．ourselves；itself | D．ourselves；it |
Many young people in the West are expected to leave could be life’s most important decision ---marriage ----almost entirely up to luck.
| A．as | B．that | C． which | D．what |
The crossing was blocked by many trucks and buses, made it impossible for us to go to work on time.
| A．where | B．what | C．whick | D．that |
It is reported that the epidemic half the town’s population.
| A．wiped out | B．blocked out |
| C．found out | D．worked out |