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【单选题】
文件/合并命令可以合并哪种类型的文件（ ）A.
Max
B.
Dxf
C.
Dwg
D.
3ds
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【简答题】A．The United States B．The United Kingdom C．Switzerland D．Russia
【简答题】A v_____________ is a job or position which has not been filled, or refers to the rooms in a building such as a hotel are available to rent.
【简答题】运用平方差公式计算：97×10 3 =（ ） 2 -（ ） 2 。
【简答题】A．She had left the place where she was born. B．She has not been given much job opportunity in the city. C．She has so far no promotion or transfer. D．She can't avoid mistakes in her routine work...
【简答题】97 × 103 =
【单选题】The main idea of this story is that ______.
A.
Ryan Stewart has not been able to find a job
B.
a college career center is a crossroads between college and the real world
C.
in some fields, salaries have increased in the past year
D.
between 1999 and 2003, the job market changed dramatically
【单选题】[6/(1×7)]-[6/(7×13)]-[6/(13×19)]-[6/(19×25)]-……-[6/(97×103)]= （ ）
A.
433/567
B.
532/653
C.
522/721
D.
436/673
【单选题】Why has Dave not been in the company for a while?
A.
He attended First Aid training.
B.
He had a heat stroke.
C.
He went somewhere on holidays.
D.
He went to the theater for a part-time job.
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