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【多选题】
PS中默认情况下只有一个颜色通道的颜色模式包括哪些?A.
位图模式
B.
灰度模式
C.
双色调模式
D.
索引模式
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【简答题】Her suggestion that the company expands its business in Southeastern Asia __________ workable. A．sounds B. looks C. feels D. tastes
【简答题】A．She is on her four -year scholarship. B．Her parents pay the tuition for her. C．She works weekends at a travel agency. D．She takes a part - time job.
【单选题】If I________with her last summer，I________with her now. [ ]
A.
worked；am getting on very well
B.
had worked；would get on very well
C.
had worked；would have got on very well
D.
had worked；will get on very well
【单选题】The author's description of her work in the third paragraph suggests that ______.
A.
she worked hard and would not give up easily
B.
she liked the Europeans to settle down in Britain
C.
she tried hard in doing introductions throughout Europe
D.
she liked the British people to get married with the Europeans
【简答题】求证： C 0n +3 C 1n +5 C 2n +…+(2n+1) C nn =(n+1) 2 n ．
【单选题】A patent is an exclusive right given to an inventor for his or her invention. In other words, a patent is a monopoly right given to the inventor for the invention. A patent confers on the inventor the...
A.
focuses on business monopoly
B.
tells us about the patent system in America
C.
discusses a special form. of market organization
D.
defines what a patent is and its function
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