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【单选题】
Which technique was used for imaging of DNA structure?
A.
Random mutation
B.
DNA sequencing
C.
X-ray crystallography
D.
DNA programming
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参考答案：
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【判断题】代理报检包括生产企业接受贸易公司的委托，为该贸易公司收购的本企业产品进行报检的行为。(    )
A.
正确
B.
错误
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【单选题】My father likes ____ TV. He ____ TV every evening. [     ]
A.
watching; watch
B.
watching; watches
C.
watch; watches
D.
watches; watches
查看完整题目与答案
【单选题】What does the man do after supper?
A.
He reads newspapers.
B.
He goes to bed at once.
C.
He watches TV.
查看完整题目与答案
【简答题】听短文，选择正确答案。听两遍。 1. What does Tom often do after school? A. He does his homework. B. He watches TV. C. He goes out to play. 2. How old is Tom this year? A. Eleven. B. Nine. C. Ten. 3. How did Tom’s par...
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【单选题】有关结核菌素试验,下述 错误 的是
A.
属于皮肤迟发型超敏反应
B.
12 ～ 18 小时观察结果
C.
可检测机体对结核分枝杆菌的免疫状况
D.
皮肤反应程度以局部红肿、硬结的直径为标准
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【单选题】听力原文：W: Have you ever seen a lion? M: Only on TV. What does the man mean?
A.
He only watches TV.
B.
There are some lions on top of the TV.
C.
He saw a lion on TV.
D.
There was a TV in his room.
查看完整题目与答案
【单选题】By the time a child is five, he _______ hundreds of hours of television.
A.
will watch
B.
will have watched
C.
had watched
D.
is watching
查看完整题目与答案
【单选题】He is a key ____________ in the murder so we must protect him from all kinds of danger.
A.
witch
B.
watcher
C.
wizard
D.
witness
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【单选题】服装贸易公司QC员,如果客户授权或委托,可代表____开展鉴定、查货工作。
A.
客户
B.
加工厂
C.
服装贸易公司
查看完整题目与答案
【单选题】He ________ volleyball, he only watches it on TV. [     ]
A.
plays
B.
doesn't play
C.
watches
D.
don't watch
查看完整题目与答案
相关题目：
【判断题】代理报检包括生产企业接受贸易公司的委托，为该贸易公司收购的本企业产品进行报检的行为。(    )
A.
正确
B.
错误
查看完整题目与答案
【单选题】My father likes ____ TV. He ____ TV every evening. [     ]
A.
watching; watch
B.
watching; watches
C.
watch; watches
D.
watches; watches
查看完整题目与答案
【单选题】What does the man do after supper?
A.
He reads newspapers.
B.
He goes to bed at once.
C.
He watches TV.
查看完整题目与答案
【简答题】听短文，选择正确答案。听两遍。 1. What does Tom often do after school? A. He does his homework. B. He watches TV. C. He goes out to play. 2. How old is Tom this year? A. Eleven. B. Nine. C. Ten. 3. How did Tom’s par...
查看完整题目与答案
【单选题】有关结核菌素试验,下述 错误 的是
A.
属于皮肤迟发型超敏反应
B.
12 ～ 18 小时观察结果
C.
可检测机体对结核分枝杆菌的免疫状况
D.
皮肤反应程度以局部红肿、硬结的直径为标准
查看完整题目与答案
【单选题】听力原文：W: Have you ever seen a lion? M: Only on TV. What does the man mean?
A.
He only watches TV.
B.
There are some lions on top of the TV.
C.
He saw a lion on TV.
D.
There was a TV in his room.
查看完整题目与答案
【单选题】By the time a child is five, he _______ hundreds of hours of television.
A.
will watch
B.
will have watched
C.
had watched
D.
is watching
查看完整题目与答案
【单选题】He is a key ____________ in the murder so we must protect him from all kinds of danger.
A.
witch
B.
watcher
C.
wizard
D.
witness
查看完整题目与答案
【单选题】服装贸易公司QC员,如果客户授权或委托,可代表____开展鉴定、查货工作。
A.
客户
B.
加工厂
C.
服装贸易公司
查看完整题目与答案
【单选题】He ________ volleyball, he only watches it on TV. [     ]
A.
plays
B.
doesn't play
C.
watches
D.
don't watch
查看完整题目与答案
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