北京语言大学2021年9月《商务英语》作业考核试题及答案参考
1.A computer can be broken down into three distinct categories, namely output, and CPU.( )
A.正确
B.错误
参考答案：A
2.Everyone working on Sunday will have ____ pay doubled.
A.it's
B.their
C.ones
D.one
参考答案：B
3.With the price of oil _______, the economy of oil-producing countries is expanding at a high rate.
A.going up
B.goes up
C.gone up
D.to go up
参考答案：A
4.A backup program _____.
A.makes a copy of files you select
B.returns you to the previous program
C.undoes the la ...