1.选择题- (共8题)
7.科学家将鱼的抗冻蛋白基因转入番茄中，使番茄的耐寒能力得到提高．下面相关叙述正确的是（ ）
①运用的是克隆技术；
②可以说明生物的性状是由基因控制的；
③运用的是转基因技术；
④可以说明基因主要存在于染色体上．
2.单项选择- (共9题)
9.
Everything comes with____price; there is no such____thing as a free lunch in the world
| A．a, a | B．a,/ | C．the, a | D．the,/ |
10.
Hardly had she heard the sad news that her son lost her job when she_____crying.A．burst into B．set out C．burst out D．set about
11.
You needn’t have ________ the speaker when he was speaking; there was enough time afterwards for you to ask questions. A．affected B．disturbed C．involved D．interrupted
12.
How I wish I _________ him the secret! I regret having done that now. A．hadn’t told B．had told C．would tell D．didn’t tell
13.
All his time _______research on Chinese history, he has no time for outdoor activities.A．devoted to do B．devoted to doing
C．devoting to doing D．is devoted to doing
14.
—Who do you think will get the first prize? —Mary, of course. She ________ for the competition for months.A．is preparing B．was preparing
C．has been preparing D．had been preparing
15.
It’s helpful to put students in a situation _______ they can learn how to cooperate with each other. A．that B．when C．where D．which
16.
Why!I have nothing to do with it._______you want me to say?| A．What it is that | B．How it is that |
| C．How is it that | D．What is it that |
试卷分析
-
【1】题量占比
选择题:(8道)
单项选择:(9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：9
7星难题：0
8星难题：0
9星难题：0