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【单选题】
热继电器在电路中主要用于( )保护
A.
过载
B.
短路
C.
漏电
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举一反三
【单选题】______ save time in the English exam, we have tried all the means.
A.
In order to
B.
In order that
C.
So as to
D.
So that
【单选题】A lot of time _______ if you prepare your lessons beforehand. [     ]
A.
can save
B.
will save
C.
be save
D.
can be saved
【简答题】In order to help the reviewers save time, we should
【判断题】Multimedia can save a teacher's time.
A.
正确
B.
错误
【单选题】据统计,仅在明朝永乐年间,与郑和下西洋有关的东南亚及非洲国家使节来华共三百余次,平均每年十余次。其中有三位国王在率团访问期间在中国病逝,他们在遗嘱中都表示要将自己葬于中国。明朝政府尊重他们的选择,按照亲王的礼仪予以厚葬。这反映出
A.
明朝政府长期推行对外开放政策
B.
郑和下西洋为明朝带来持续繁荣
C.
朝贡贸易促进了明朝的经济发展
D.
中华文明对外具有强大的吸引力
【单选题】Which command would you use to save a document for the first time?
A.
Save
B.
Save As
C.
Save for the first time
D.
Either a or b
【单选题】'E-mail English' is used __ . [     ]
A.
  saving time
B.
  to save time
C.
  for saving time
【简答题】Animals save its resources for certain time of day because ______.
【简答题】使AS 曲线发生移动的因素有哪些?
【简答题】Digital imaged advertising can save time and labor.
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