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【多选题】
Which one is the merit of the computer?A.
Teachers can utilize online resources to make a supplement to their teaching contents.
B.
Efficiently find the information through search engine.
C.
The employees have more freedom, and more flexible work schedules.
D.
Keep in touch with our friends and family members through video chat.
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【单选题】This is a family _____ is not very big and one _____ everyone is friendly to others. [ ]
A.
which; that
B.
that; that
C.
which; where
D.
不填; where
【单选题】____he did at the party surprised everyone very much.
A.
Where
B.
Which
C.
It
D.
What
【单选题】Now everyone is concerned about how to conquer the economic crisis, __________is very important for us to preserve our standard of living．
A.
which success
B.
its success
C.
the success of which
D.
the success of it
【单选题】The exam was very difficult but everyone ______ pass.
A.
had to
B.
would
C.
could
D.
was able to
【简答题】甲电子股份有限公司（以下简称“甲公司”）位于天津市区，系2004年5月15日在原国有企业乙企业的基础上改制设立的。 （1）2013年10月，公司为了扩大销售渠道，计划委托丙商场（增值税一般纳税人）销售自己生产的产品。预计丙商场每年产品的销售量可以达到20000件。该产品每件的材料成本为100元（可以取得增值税专用发票），人工成本为100元。公司市场部提出了两个合作方案： 方案一：双方在合同中约定，...
【单选题】在单极射极输出器电路中，输出电压uo与输入电压ui之间的关系是（）。
A.
两者反相，输出电压大于输出电压
B.
两者同相，输出电压近似等于输入电压
C.
两者同相，输出电压大于输出电压
D.
两者反相，输出电压近似等于输入电压
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