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【多选题】
下列软件中属于系统软件的有( )。
A.
操作系统
B.
编译程序
C.
数据库管理系统
D.
汇编程序
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举一反三
【简答题】We usually use the word "u_________ " to mean "agree to be responsible for a task".
【单选题】Which sentence is not the one we usually use when ordering?
A.
Do you have a table by the window right now?
B.
Maybe you could recommend something to us.
C.
Would you recommend something else for me? I’d like some real Chinese cuisine.
D.
That’s the dish.
【简答题】We usually use the letter 'R' for a (电阻) , 'C' for a (电容)
【简答题】We usually use the computer for sending and ____________ (receive) emails.
【多选题】可以用于取出断头螺丝的方法有( )。
A.
用断头螺丝取出器取出
B.
焊接弯杆取出
C.
焊接六角螺栓取出
D.
用卡簧钳取
【单选题】苗期发病幼苗呈猝倒状,病苗四周生白色棉状物,成株叶片发病,呈水浸状暗绿色至暗褐色病斑,这是辣椒( )的症状。
A.
灰霉病
B.
疫病
C.
炭疽病
D.
枯萎病
【简答题】A. IS Terrorists Release Execution Video of British "Spies” B. The five alleged spies were then shot in the head C. About five British men were accused of spying D. The British foreign office said fiv...
【单选题】Finish the sentence below. One main idea of the article is that ____.
A.
Akash’s family filmed a video while he was at the national spelling bee
B.
Akash might have a high finish in the Scripps National Spelling Bee next year
C.
Akash’s sister, Amrita, also went to the Scripps National Spelling Bee with Akash
D.
Akash is both a Scripps National Spelling Bee competitor and famous entertainer
【判断题】We usually use the following phrases in the ending paragraph, such as: in a word; in conclusion; all in all; from what has been discussed above; etc.
A.
正确
B.
错误
【简答题】体内多数酶的最适 pH 是_____,胃蛋白酶的最适pH为_____。
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