If I enough money, I a DV before traveling.
| A．had ; would buy |
| B．had ; had bought |
| C．had had ; would have bought |
| D．would have ; would have bought |
My decision _____ to be a good one .
| A．to be proved | B．prove | C．proved | D．is proving |
You may keep the book for one more week_____ no one else needs it.
| A．provided that | B．so that | C．in order that | D．in case |
Unfortunately, their car _____ in the mud after the heavy rain.
| A．got stuck | B．got promoted | C．got lost | D．got involved |
We can’t ____ the punctual arrival of trains in foggy weather.
| A．be sure | B．guard | C．guarantee | D．make sure |
This test ____ a number of multiple-choice questions.
| A．makes up | B．consist of | C．makes up of | D．consists of |