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【单选题】
关于脑膜炎菌的感染,错误的是A.
主要经飞沫传染
B.
引起败血症
C.
6个月内婴儿易感染
D.
主要是内毒素致病
E.
感染首选磺胺类药物治疗
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举一反三
【单选题】At first the little boy could only draw stick figures, but his ability to draw _____ as he got older.
A.
owed
B.
continued
C.
developed
D.
painted
【简答题】在如图所示的方格纸中，按下述要求画图，并回答问题． （1）过A点作线段BC的垂线，垂足为D； （2）该垂线是否经过格点（格点是画方格时纵向和横向线段的交点）？如果经过格点，请在图中标出垂线所经过的格点； （3）将线段AC绕C点按逆时针方向旋转90°得线段EC．
【简答题】It seems that the little boy could never forget the terrible experience in his________school.
【单选题】Much to my surprise , such a little boy could _____the puzzle.
A.
speak
B.
settle
C.
read
D.
answer
【单选题】All of the visitors were _____ that the little boy could walk on his hands.
A.
advanced
B.
exhausted
C.
supposed
D.
amazed
【简答题】按要求画图，并回答问题． （1）写出点A的位置______ （2）按2：1画出图形①放大后的图形． （3）以虚线为对称轴画出图形①的轴对称图形． （4）写一写．图形①要经过怎样的变换才能得到图形②．
【简答题】Rewrite the following pairs of sentences after the model, using “absolute constructions” . 1. His shirt was caught on a nail. The little boy could not move. 2. Her eyes were closed. She did not see w...
【简答题】设函数 ,则 的间断点是____。
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