The old couple have been married for 40 years and never once ______ with each
Other.
| A．they had quarreled | B．they have quarreled |
| C．have they quarreled | D．had they quarreled |
I was wondering what to do with my car which won’t start ______ a kind man offered to help.
| A．while | B．and | C．so | D．when |
---Why does Peter look upset?
--- He is a newcomer to the class and is having difficulty ______ by his classmates.
| A．accepted | B．to be accepted |
| C．accepting | D．being accepted |
Her question was so difficult that I could hardly make any _______ of it at all.
| A．explanation | B．meaning | C．sense | D．idea |
Human beings are different from animals _____ they can use language as a tool to communicate.
| A．in that | B．for that |
| C．in which | D．in which |
The house prices fell sharply at the end of last year, but ______ at the beginning of this year.
| A．repaired | B．recovered |
| C．replaced | D．reduced |