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【判断题】
基因工程第一步“切”的步骤包括切下目的基因，但不包括切开载体。()
A.
正确
B.
错误
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参考答案：
举一反三
【单选题】下列生物中不属于真菌的是
A.
草莓
B.
曲霉
C.
酵母菌
D.
木耳
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【单选题】He is ready to help others. When he is in trouble, he often has friends ______him.
A.
help
B.
to help
C.
helping
D.
helped
查看完整题目与答案
【单选题】______ ,he is ready to accept suggestions from different sources.
A.
Instead of his contributions
B.
For all his notable contributions
C.
However his notable contributions
D.
His making notable contributions
查看完整题目与答案
【简答题】句型转换。 1. He is ready for the Christmas. (改为同义句) He is for the Christmas. 2. He didn't come here because he was ill . (就画线部分提问) he come here? 3. Jenny eats jam every morning. (用 tomorrow morning替换every...
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【单选题】尊师是中华民族的传统美德。下列成语典故故体现这 -美德的是
A.
程门立雪
B.
负荆请罪
C.
凿壁偷光
D.
卧薪尝胆
查看完整题目与答案
【单选题】The Shipowner is entitled to ______ freight if he is ready to deliver at the port of destination the goods which were loaded．
A.
no
B.
some
C.
half
D.
full
查看完整题目与答案
【单选题】He____the maths examination if he had worked hard enough, but he didn't.
A.
would pass
B.
has passed
C.
would have passed
D.
passed
查看完整题目与答案
【单选题】尊师是中华民族的传统美德。下列成语典故体现这一美德的是
A.
程门立雪
B.
负荆请罪
C.
凿壁偷光
D.
卧薪尝胆
查看完整题目与答案
【单选题】听力原文：George is a true pal he is ready to offer any kind of assistance whenever you are in need. Friends like him are few and far between! (24)
A.
George always tells the truth.
B.
George lives too far to visit us.
C.
It is kind of George to assist me in the filling station.
D.
It is worthwhile to make friends with George.
查看完整题目与答案
【单选题】尊师是中华民族的传统美德。下列成语典故体现这一美德的是 ( )
A.
程门立雪
B.
闻鸡起舞
C.
负荆请罪
D.
卧薪尝胆
查看完整题目与答案
相关题目：
【单选题】下列生物中不属于真菌的是
A.
草莓
B.
曲霉
C.
酵母菌
D.
木耳
查看完整题目与答案
【单选题】He is ready to help others. When he is in trouble, he often has friends ______him.
A.
help
B.
to help
C.
helping
D.
helped
查看完整题目与答案
【单选题】______ ,he is ready to accept suggestions from different sources.
A.
Instead of his contributions
B.
For all his notable contributions
C.
However his notable contributions
D.
His making notable contributions
查看完整题目与答案
【简答题】句型转换。 1. He is ready for the Christmas. (改为同义句) He is for the Christmas. 2. He didn't come here because he was ill . (就画线部分提问) he come here? 3. Jenny eats jam every morning. (用 tomorrow morning替换every...
查看完整题目与答案
【单选题】尊师是中华民族的传统美德。下列成语典故故体现这 -美德的是
A.
程门立雪
B.
负荆请罪
C.
凿壁偷光
D.
卧薪尝胆
查看完整题目与答案
【单选题】The Shipowner is entitled to ______ freight if he is ready to deliver at the port of destination the goods which were loaded．
A.
no
B.
some
C.
half
D.
full
查看完整题目与答案
【单选题】He____the maths examination if he had worked hard enough, but he didn't.
A.
would pass
B.
has passed
C.
would have passed
D.
passed
查看完整题目与答案
【单选题】尊师是中华民族的传统美德。下列成语典故体现这一美德的是
A.
程门立雪
B.
负荆请罪
C.
凿壁偷光
D.
卧薪尝胆
查看完整题目与答案
【单选题】听力原文：George is a true pal he is ready to offer any kind of assistance whenever you are in need. Friends like him are few and far between! (24)
A.
George always tells the truth.
B.
George lives too far to visit us.
C.
It is kind of George to assist me in the filling station.
D.
It is worthwhile to make friends with George.
查看完整题目与答案
【单选题】尊师是中华民族的传统美德。下列成语典故体现这一美德的是 ( )
A.
程门立雪
B.
闻鸡起舞
C.
负荆请罪
D.
卧薪尝胆
查看完整题目与答案
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