—Alice looks blue today.
—Yes，I asked her，but she wouldn't say ______ troubled her.
| A．why was it that | B．that was why | C．it was what | D．what it was that |
Let’s keep to the point or we _______ any decisions.
| A．will never reach | B．have never reached |
| C．never reach | D．never reached |
I would not have minded the difficulty of the work if the pay had not been so poor. I _______ the lowest wage of that time—two dollars an hour.
| A．paid | B．had paid |
| C．had been paid | D．was paid |
John,a friend of mine,who got married only last week,spent $3000 more than he _______ for the wedding.
| A．will plan | B．has planned |
| C．would plan | D．had planned |
Sales of CDs have greatly increased since the early 1990s, when people _______ to enjoy the advantages of this new technology.
| A．begin | B．began |
| C．have begun | D．had begun |
In many countries, colors _______ express feelings and enliven language.
| A．are used to | B．used to |
| C．use to | D．have used to |