1.选择题- (共7题)
2.The angry boy looked at his mother and shouted out the words ________ in his heart for many years.
3.The angry boy looked at his mother and shouted out the words ________ in his heart for many years.
4.为了探究生长素和乙烯对植物生长的影响及这两种激素的相互作用．科学家用某种植物进行了一系列实验，结果如下图所示，由此可初步推测
①浓度高于
mol／L的生长素会抑制该植物茎段的生长；②该植物茎中生长素含量达到M值时，植物开始合成乙烯；③该植物茎中乙烯含量的增加会促进生长素的合成；④该植物茎中生长素和乙烯的含量达到峰值是不同步的
①浓度高于
mol／L的生长素会抑制该植物茎段的生长；②该植物茎中生长素含量达到M值时，植物开始合成乙烯；③该植物茎中乙烯含量的增加会促进生长素的合成；④该植物茎中生长素和乙烯的含量达到峰值是不同步的
5.为了探究生长素和乙烯对植物生长的影响及这两种激素的相互作用．科学家用某种植物进行了一系列实验，结果如下图所示，由此可初步推测
①浓度高于 mol／L的生长素会抑制该植物茎段的生长；②该植物茎中生长素含量达到M值时，植物开始合成乙烯；③该植物茎中乙烯含量的增加会促进生长素的合成；④该植物茎中生长素和乙烯的含量达到峰值是不同步的
①浓度高于
mol／L的生长素会抑制该植物茎段的生长；②该植物茎中生长素含量达到M值时，植物开始合成乙烯；③该植物茎中乙烯含量的增加会促进生长素的合成；④该植物茎中生长素和乙烯的含量达到峰值是不同步的
2.单项选择- (共6题)
8.
When first ________ to the market, the computer software was not a success due to its complexity in operation.
A. introducing B. being introduced
C. introduced D. to be introduced
A. introducing B. being introduced
C. introduced D. to be introduced
9.
Jack, try to learn some relaxation exercises and do them ______ you feel stressed.
| A．for every time | B．every time | C．by the time | D．some time |
10.
When exposed to stress, in ________ form, all of us react both chemically and physically.
| A．whichever | B．whatever | C．however | D．whenever |
11.
With Halloween approaching, there exists a real concern among parents and teachers __________ trick or treating will become a seriously anti-social activity.
| A．whether | B．what | C．that | D．how |
12.
Out of the crowded bus______, who was dressed in a black suit and waved to a woman..
A. a tall man in his thirties stepped B. stepped a tall man in his thirties
C. did a tall man in his thirties step D. did a tall man step in his thirties
A. a tall man in his thirties stepped B. stepped a tall man in his thirties
C. did a tall man in his thirties step D. did a tall man step in his thirties
试卷分析
-
【1】题量占比
选择题:(7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：0
5星难题：0
6星难题：0
7星难题：0
8星难题：6
9星难题：0