It was the second time that I_______of the changes of the timetable .
| A．have been informed | B．had been informed |
| C．have informed | D．had informed |
The farmer grows various kinds of crops, __________wheat, cotton and rice.
| A．for example | B．as | C．that is | D．such as |
To improve your spoken English, you’d better listen to the tape __________.
| A．generally | B．fluently | C．frequently | D．gradually |
Scientists say it will be five or six years __________ it is possible to test this medicine on humans.
| A．after | B．before | C．since | D．when |
Some people do not have enough to eat while some others throw away food just__________ its poor taste.
| A．because of | B．according to | C．instead of | D．in spite of |
Li Hua has __________ good knowledge of the English language and this will be an advantage over others in finding __________ proper job.
| A．a, the | B．a, a | C．/, a | D．/, the |