—____ you got to know I traveled to USA?
—Through one of your colleagues.
| A．Where it was that |
| B．When was it that |
| C．How was it that |
| D．Why was it that |
——Will you come to my office when youyour work? ——Sure.
| A．finished | B．are finishing | C．have finished | D．will finish |
Some of the exercises appear to beones that you have done, but after takingsecond look, you will find that they are different.
| A．不填; the | B．the; the | C．the; a | D．the; 不填 |
---I’m going to Beijing next week. Do you have anything ______to your son?
---No，thanks.
| A．taken | B．to take | C．to be taken | D．take |
Through the reform, the economic situation of China ______ much better than it used to be.
| A．turned into | B．turned off | C．turned to | D．turned out |
Frank studied _____English language in London for four years, so he gets ____ good knowledge of London.
| A．a; the | B．/ ; / | C．/ ; a | D．the; a |