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【简答题】
A.Dr. Turner often gives quizzes. B.She didn't expect to have a quiz today. C.She doesn't know anything about the quiz either. D.She didn't know Dr. Turners lecture would be so interesting.
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【单选题】be harmful for与be harmful to的用法区别 Smoking will ( ) others. Smoking will ( ) public civilization.
A.
be harmful to ,be harmful for
B.
be harmful for ,be harmful for
C.
do harmful for ,be harmful for
D.
do harmful for ,do harmful for
【单选题】As you know,reading in the sun _____ your eyes. [     ]
A.
is harm to
B.
is harmful to
C.
does harmful to
D.
harm to
【简答题】Examinations Exert a Harmful Influence on Education
【简答题】情景交际。 (    )1. How often do you exercise? (    )2. Is that Sam? (    )3. What's the matter? (    )4. How do you get to school? (    )5. How far is it? A. I have a headache. B. By bus. C. Twice a week....
【判断题】微丝的存在使得微绒毛可以伸长或缩短。
A.
正确
B.
错误
【简答题】有色彩系具有三大特征: ( )、( )、( )。
【单选题】____ do you exercise ?
A.
How often
B.
How soon
C.
How long
D.
How many
【单选题】A bird that eats harmful insects is called _____ bird.
A.
an insect-eating harmful
B.
a harmful insect-eating
C.
a harmful eating-insect
D.
an eating-insect harmful
【单选题】Are bacteria useful or harmful?
A.
Useful
B.
Harmful
C.
Both
D.
Neither
【单选题】立体分为平面立体和曲面立体两种,所有表面均为平面的立体称为( ) 。
A.
平面立体
B.
曲面立体
C.
基本体
D.
几何体
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