单项选择题Professor Johnson is said to have made some _________advance in his research in the past year.

A.prominent
B.numerous
C.magnificent
D.significant


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2.单项选择题The poor man had to give his _________to his wife every Friday.

A.wages
B.salaries
C.incomes
D.savings

3.单项选择题His strong sense of humor makes everyone in the room _________out laughing.

A.split
B.crack
C.blast
D.burst

4.单项选择题By the treaty each country _________itself to assist the other in case of war.

A.carried
B.guaranteed
C.assured
D.pledged

6.单项选择题Nowadays, the computer can be programmed to _________a whole variety of tasks.

A.impose
B.tackle
C.fulfill
D.cope

7.单项选择题There is no _________evidence that the tax cut will produce new jobs.

A.convincing
B.compelling
C.influential
D.determined

8.单项选择题Occupation does not give them the right to _________their will on the Iraq people.

A.enforce
B.strengthen
C.compel
D.impose

9.单项选择题An example of telecommuting as described in the passage is that_________.

A.a computer technician repairing an office computer network
B.a scientist in a laboratory developing plans for a space station
C.a teacher directing computer-assisted learning in a private school
D.a technical writer sending via computer documents created at home

10.单项选择题Which of the following is mentioned as a problem for employers that is potentially solved by telecommuting

A.Employees' need for time alone to work intensively.
B.Employees' conflicts with second jobs.
C.Employees' conflicts with social life.
D.Employees' punctuality to work.