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【单选题】
( ),是从陆地发射,主要打击陆地战略目标,射程在1000千米以上的导弹。A.
空地战略导弹
B.
地地战略导弹
C.
弹道战略导弹
D.
巡航战略导弹
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皮皮学刷刷变学霸
举一反三
【单选题】.Not ______ beautiful, the building is ______ now.
A.
looking, being built
B.
looked, being built
C.
being looked, building
D.
looking, built
【单选题】SECTION A CONVERSATIONS Directions: In this section you will hear several conversations. Listen to the conversations carefully and then answer the questions that follow. 听力原文：W: Look, I’m sorry, but t...
A.
A notice on the bulletin board.
B.
A book for a class the man is taking.
C.
A chemistry class that is being taught.
D.
The library reserve' desk.
【简答题】基因与启动子、增强子的关系是( ) A．少数基因只有启动子即可表达 B．多数基因只有启动子即可表达 C．少数基因只有增强子即可表达 D．多数基因表达依赖启动子、增强子同时存在
【单选题】“农民多而不富、农业大而不强、农村广而不美”问题，一直困扰着我国农村的发展，某农业园区采用“公司十合作社十农户”的模式，成立土地经营权流转合作社，整合散户。通过“资源变股权、资金变股金、农民变股民”的“三变”方式，推动农村资产股份化、土地股权化，采取存量折股、土地人股多种形式，将这些资源转换为企业、合作社或其他经济组织的股权。建立新型农村生产关系，加快了农民增收致富的步伐，吸引500多名外出务工农...
A.
①②
B.
②④
C.
①③
D.
③④
【单选题】This chemical works _____.
A.
is rebuilding
B.
is being rebuilt
C.
are being rebuilt
D.
is being rebuilt
【单选题】关于启动子，下列叙述错误的是
A.
启动子决定转录的方向
B.
是合成RNA时DNA双链的解旋部位
C.
启动子与RNA聚合酶的识别无关
D.
启动子决定转录效率
E.
启动子决定转录模板
【单选题】SECTION A CONVERSATIONS Directions: In this section you will hear several conversations. Listen to the conversations carefully and then answer the questions that follow. 听力原文：W: Look, I'm sorry, but t...
A.
A notice on the bulletin board.
B.
A book for a class the man is taking.
C.
A chemistry class that is being taught.
D.
The library reserve desk.
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