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【单选题】
根吸收水分和无机盐的主要部位是(  )。
A.
根冠
B.
根冠
C.
根毛区
D.
分生区
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【单选题】在普通水准测量中,应在水准尺上读取( )位数
A.
5
B.
3
C.
2
D.
4
【简答题】听下面一段短文,回答第1至5 五个小题。现在你有20秒钟时间阅读这五个小题。该短文读两遍。 1. What does the speaker want to be before he learns English? A. A tour guide. B. A flight attendant. C. A teacher. 2. How many times has the speaker been...
【判断题】在普通水准测量中,应在水准尺上读取四位数。
A.
正确
B.
错误
【单选题】在普通水准测量中,应在水准尺上读取( )位数。
A.
5
B.
4
C.
3
D.
2
【简答题】Entering high school means you have to make more effort on study, There are a few tried and tested skills that have always proved effective(有效的) for learning. Here are some of them. Firstly, make a ti...
【单选题】After so many years of studying English, you may still get confused like you first come here just because of the slang the students use! Now let us see how 'street talk' and 'regional talk' are. Stree...
A.
travel guide
B.
language professor
C.
school supervisor
D.
talkshow host
【简答题】Sam lives in New York. His father has a shop there and his mother is a doctor. He is seven years old and stars school this autumn. The school is a little far from their shop, and his mother drives him...
【单选题】After so many years of studying English, you may still get confused like you first come here just because of the slang the students use! Now let us see how 'street talk' and 'regional talk' are. Stree...
A.
travel guide
B.
language professor
C.
school supervisor
D.
talkshow host
【单选题】TCA 循环中发生底物水平磷酸化的化合物是
A.
α-酮戊二酸
B.
琥珀酸
C.
琥珀酰CoA
D.
苹果酸
【单选题】在普通水准测量中,应在水准尺上读取几位数。
A.
5
B.
3
C.
2
D.
4
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