1.选择题- (共6题)
1.《九章算术》“少广”算法中有这样一个数的序列:列出“全步”(整数部分)及诸分子分母,以最下面的分母遍乘各分子和“全步”,各自以分母去约其分子,将所得能通分之分数进行通分约简,又用最下面的分母去遍乘诸(未通者)分子和以通之数,逐个照此同样方法,直至全部为整数,例如:n=2及n=3时,如图,记Sn为每个序列中最后一列数之和,则S7为( )
2.《九章算术》“少广”算法中有这样一个数的序列:列出“全步”(整数部分)及诸分子分母,以最下面的分母遍乘各分子和“全步”,各自以分母去约其分子,将所得能通分之分数进行通分约简,又用最下面的分母去遍乘诸(未通者)分子和以通之数,逐个照此同样方法,直至全部为整数,例如:n=2及n=3时,如图,记Sn为每个序列中最后一列数之和,则S7为( )
2.单项选择- (共6题)
7.
You did not let me drive. If we ____in turn, you wouldn’t be so tired now.
A.drive | B.drove | C.were driving | D.had driven |
8.
Jessica suggested the problem worth paying attention ______ at the meeting.
A.to be discussed | B.to been discussed |
C.being discussed | D.be discussed |
9.
---What do you think has made Tom feel down?
---- ______ his seat in the election, I think.
---- ______ his seat in the election, I think.
A.As he lost | B.Lost |
C.Losing | D.Because of losing |
10.
Mr. Harris apologized for the children ______ the lady _____ what they had done.
A.to; to | B.to; for | C.for; to | D.for; for |
11.
At the foot of the mountains ____________.
A.lying a village | B.lies a village | C.lie a village | D.does a village lie |
试卷分析
-
【1】题量占比
选择题:(6道)
单项选择:(6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:1
5星难题:0
6星难题:5
7星难题:0
8星难题:0
9星难题:0