1.选择题- (共7题)
4.一个色盲女人和一个正常男人结婚,生了一个性染色体为XXY的正常儿子,此染色体畸变是发生在什么之中?如果父亲是色盲,母亲正常,则此染色体畸变发生在什么之中?假如父亲正常,母亲色盲,儿子色盲,则此染色体变异发生在什么之中?正确的是哪一组?( )
6.某生物兴趣小组在密闭玻璃温室内进行植物栽培实验,他们对温室内CO2含量、O2含量及CO2吸收速率进行了24 h测定,得到如图所示曲线,则以下说法有几种是正确的( )

①c、e两点的光合速率为零
②c、d之间的区段光合速率大于呼吸速率
③de段光合速率小于呼吸速率
④进行细胞呼吸的区段只有ab段和fg段

①c、e两点的光合速率为零
②c、d之间的区段光合速率大于呼吸速率
|
④进行细胞呼吸的区段只有ab段和fg段
2.单项选择- (共8题)
8.
_______ break the law should be punished.
_______ break the law should be punished.
A.Those who | B.Anyone who | C.No matter who | D.Whoever |
9.
Almost _____ of the students in this class ______ glasses, that is _____ of them.
Almost _____ of the students in this class ______ glasses, that is _____ of them.
A.two thirds; wear; 60 percent | B.two thirds; wear; 60 percents |
C.two third; wears; 60 percent | D.two third; wears; 60 percents |
10.
He thought of a very good way to stop the car ________.
He thought of a very good way to stop the car ________.
A.to steal | B.to be stolen | C.from stealing | D.from being stolen |
12.
________ she has made up her mind, nothing can change it.
________ she has made up her mind, nothing can change it.
A.Unless | B.Once | C.Although | D.As soon as |
13.
This is just the place ________ I am longing to visit these years.
This is just the place ________ I am longing to visit these years.
A.that | B.where | C.in which | D.to where |
试卷分析
-
【1】题量占比
选择题:(7道)
单项选择:(8道)
-
【2】:难度分析
1星难题:0
2星难题:0
3星难题:0
4星难题:0
5星难题:0
6星难题:0
7星难题:0
8星难题:8
9星难题:0