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【简答题】
一般地,电力系统的运行电压在正常情况下不允许超过最高工作电压。()
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举一反三
【单选题】—Must I take a bus? —No, you _______. You can walk there. It's not far. [ ]
A.
must not
B.
don't
C.
don't have to
D.
had better had to
【简答题】I can’t remember when I started collecting litter. But it was when I got tired of 1 litter nearby that I realized no one else was going to pick it up. I live near a forest in Ohio, America. I can walk...
【单选题】— Must I take a bus? — No, you _____ . You can walk there. [ ]
A.
must not
B.
don't
C.
don't have to
D.
had better
【单选题】（ ）指教材被分成若干小步子，学生可自定学习步调，让学生对所学内容进行积极反应给予及时强化和反馈使错误率最低。
A.
程序教学
B.
组织教学
C.
个别化教学
D.
指导教学
【单选题】（ ）指教材被分成若干小步子，学生可自定学习步调，让学生对所学内容进行积极反应，并给予及时强化和反馈使错误率最低。
A.
程序教学
B.
组织教学
C.
个别化教学
D.
指导教学
【单选题】—Must I take a bus? —No, you _____. You can walk there.
A.
must not
B.
don’t
C.
don’t have to
D.
had better not to
【简答题】Dialogue 5 --Excuse me, Sir. Can you tell me where the_____1______ post office is? --Well, it's some ____2_____ from here. --How can I get there? --You can go there either on foot or by bus. In fact, ...
【简答题】“自动颜色”效果可以自动调节影像的 。
【单选题】Although I can walk about, there is still a _____ pain in my leg.
A.
weak
B.
soft
C.
gentle
D.
slight
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