【单选题】DNA依赖的RNA聚合酶的通读可以靠( )。
B.
抗终止蛋白与一个内在的p因子终止位点结合,因而封闭了终止信号
C.
抗终止蛋白以它的作用位点与核心酶结合,因而改变其构象,使终止信号不能被核心酶识别
【单选题】The Browns stood staring at the happy _______ of children playing in the park.
【多选题】Look at the following list of ideas and decide which ones are the ideas discussed in the article.
A.
How successful the film Catch Me If You Can was.
B.
The story in the film could not happen in real life.
C.
Identity theft is more common today.
D.
The pain and trouble caused by identity loss.
E.
The importance of computer in keeping personal information.
F.
How criminals easily commit check fraud.
G.
The measures to be taken to avoid identity theft.
【单选题】Mr Snow asked the Browns some questions to _________.A. see if they had moved to a
A.
28. Mr Snow asked the Browns some questions to _________. A. see if they had moved to a new house
B.
find out how rich the Browns were
C.
know where they'd keep their new pet
D.
make sure they'd take good care of pets
【单选题】当我们认为产品可信赖、可依靠而且令人满意时,我们谈论的是产品的:
【单选题】Who wrote Pygmalion which later was transformed into the highly popular New York Broadway musical My Fair Lady in 1956?
【单选题】Pygmalion was written by