题目内容
(请给出正确答案)
[主观题]
This is an electrical method,which is the most promising way in the future research in physics.
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A.错误
B.正确
A.above
B.outside
C.beside
D.beyond
写出下列单词的缩写形式或完全形式。 |
1. is not __________________ 2. September __________________ 3. second __________________ 4. kilogram __________________ 5. number __________________ 6. let's __________________ 7. can't __________________ 8. I'd __________________ |
根据句子意思填单词。 1. We have a Chorus c_______ each year. 2. The last day of April is April the t_______. 3. —Do you have a pop c_______? —Sorry, I don't know. 4. September is the n_______ month of the year. 5. There is a speech c_______ between Class 4 and Class 5. |
A.错误
B.正确
1906年,美国的德福雷斯特(1873—1961)发明了三极电子管,这是电子学发展史上的一个重要里程碑。()