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【单选题】
亚基出现在蛋白质的哪级结构中?( )A.
一级结构
B.
二级结构
C.
三级结构
D.
四级结构
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举一反三
【单选题】Most students find it hard to get a good score on the exam as it is more difficult and ______ than they expected.
A.
skillful
B.
experienced
C.
cultural
D.
complicated
【判断题】For experienced teachers, they are often found using very simple and clear instructions to organize learning activities and they form a routine of using it so that students know exactly what is expect...
A.
正确
B.
错误
【单选题】Since psychological traits depend so much upon experience, it is to be expected that they will reflect it.
A.
The lake reflected the surrounding mountains.
B.
Officials admit the actual number of AIDS victims is much higher than statistics reflect .
C.
The start of a new year is a good time to reflect on the many achievements of the past.
【判断题】If your call is not expected, it is not necessary to ask the party if they have the time for you.
A.
正确
B.
错误
【判断题】Introductory Questions The following is a set of statements about the text, some true, others false . If a s tatement is true, students are supposed to repeat it; if it is false, they are expected to ...
A.
正确
B.
错误
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