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【单选题】
一个数既是8的倍数,又是48的因数,同时它还是2和3的倍数,这个数是( )。
A.
8
B.
16
C.
24或48
D.
32
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参考答案:
举一反三
【单选题】According to the writer, new knowledge may come from
A.
relating new ideas to old ones
B.
advanced learners' ideas
C.
what we have already known
D.
making sense out of experiences
【简答题】A.Theoretical rather than applied knowledge is emphasized. B.Teachers come from all over the world. C.Each course does not last long. D.New ideas are seldom adopted in their teaching.
【单选题】When ____ to repairing a computer, I have little knowledge of it. [     ]
A.
I come
B.
it comes
C.
we come
D.
they come
【单选题】(come to) have knowledge of something through the mind
A.
conceive
B.
perceive
C.
receive
【判断题】we should mention where it come from when we use proverbs and common knowledge.
A.
正确
B.
错误
【判断题】鬼针草为菊科一年生草本植物白花草的全草。( )
A.
正确
B.
错误
【判断题】鬼针草为菊科一年生草本植物白花草的全草
A.
正确
B.
错误
【单选题】All of us have come to understand that knowledge ____only from practice.
A.
has come
B.
came
C.
comes
D.
is coming
【单选题】O 2 和 CO 2 在细胞膜上的扩散方式是
A.
单纯扩散
B.
通道转运
C.
载体转运
D.
主动转运
E.
入胞与出胞
【多选题】工业浓硝酸成品分析的内容包括( )。
A.
氯化物含量的测定
B.
硝酸含量的测定
C.
亚硝酸含量的测定
D.
灼烧残渣的测定
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