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【简答题】
一患者框架眼镜屈光度为 –12.00 DS, 角膜顶点距离为 12 mm , 试片屈光度为 –6.00 D, 验光度数为 –6.00 D, 则最后所订镜片的屈光度为 ( )。 A 、–12.50 D B、–12.00 D C、–10.50 D D、–11.50 D
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举一反三
【单选题】—What do you think of his talk on the Information Technology? —Oh, very good. It’s worth ______.
A.
listening to
B.
to listen to
C.
listening
D.
hearing
【单选题】Opponents of the minimum wage point out that the minimum wage
A.
encourages teenagers to drop out of school.
B.
prevents some workers from getting needed on-the-job training.
C.
contributes to the problem of unemployment.
D.
All of the above are correct.
【单选题】Choose the better version of the sentences that best improve the original sentences. Through analysis of the equation, we found that the minimum and maximum quantity of the critical inductance could b...
A.
Through analysis of the equation, we found that the minimum and maximum quantity of the critical inductance could appear not at the point of the minimum or maximum duty ratio, which is discussed in Part II.
B.
Through analysis of the equation, we found that the minimum and maximum quantity of the critical inductance could appear not at the point of the minimum or maximum duty ratio . It is discussed comprehensively in Part II.
C.
Through analysis of the equation, it was found that the minimum and maximum quantity of the critical inductance could appear not at the point of the minimum or maximum duty ratio . It is discussed comprehensively in Part II.
D.
Through analysis of the equation, the minimum and maximum quantity of the critical inductance were found to appear not at the point of the minimum or maximum duty ratio . It is discussed comprehensively in Part II.
【简答题】根据植物的特征,判断各属于哪个科。 木本。单叶互生,有托叶。花单生;花被 3 基数,两性,整齐花;常同被;雄蕊及雌蕊多数,分离,螺旋状排列于伸长的花托上,子房上位。蓇葖果。有胚乳。( )
【简答题】根据植物的特征,判断各属于哪个科。 木本。单叶互生,羽状脉直达叶缘;雌雄同株,无花瓣;雄花成柔荑花序;雌花 2—3 朵于总苞中;子房下位, 3—7 室,每室 2 胚珠,仅 1 个成熟;坚果。( )
【简答题】All the researchers investing the minimum wage agree that raising the minimum wagewill reduce poverty. 查看材料
【单选题】晓晓最近在一项重大比赛中取得了很好的成绩,这段时间内心情非常愉悦,走在路上看到寻常的花花草草都觉得很美好。这种情绪状态是( )。
A.
美感
B.
道德感
C.
心境
D.
激情
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