旨在共同提高评课参与者教研水平的高校评课类型属于（）。 A.示范性评课 B.提高性评

看图填写卡片。

搬运气瓶时，除非该套气瓶是盛于推架车上，否则应怎样?

A.除下调节器及所有软喉 

B.安上调节器及所有软喉 

C.除下软喉

再用心的骗子也是骗子，在赞赏其敬业之余，我们还是要坚决______，注意防范。这样的骗术颇为新鲜，从媒体报道来看，也确实有不少成功的案例，所以，大家务必学习银行“存钱不用密码，取款反复查证”的经验：别人找你要钱，最好先大胆______“他是骗子”，再小心求证，求证的方式很简单，按原号码直接回拨，就知道对方到底是谁了。

填入横线上最恰当的一项是（）。

A．抵触；虚构

B．蔑视；声称

C．杜绝；认为

D．鄙视；假设

自动喷水灭火系统的管道，采用热镀锌钢管，DN>100时沟槽（）连接。

A.卡扣式

B.卡箍式

C.螺纹

D.焊接式

Lobbying groups often try to disguise a financial self-interest by clumsily dressing up their arguments in the guise of concern for the public. You see this tendency in the pharmaceutical industry (21) in energy and lumber companies who like to tout their (22) of the environment. But (23) , two new books argue, are these tactics more (24) a cause for concern than in agribusiness.
Marion Nestle’s "Food Safety: Bacteria, Biotechnology, and Bio-terrorism’ looks at the way the American meat and biotechnology industries have (25) successfully on Capitol Hill (26) stricter federal regulation, which the author argues has undermined the safety of the food supply.
(27) , Maxime Schwartz’s "How the Cows Turned Mad" (28) the origins of mad-cow disease over more than two centuries, and reveals the fallout from the British government’s blind (29) that the disease could not be (30) to humans.
In 1999, Ms Nestle writes in her earlier book, Rosemary Mueklow, the executive director of the National Meat Association, lobbied against President Clinton’s (31) to establish a more thorough testing regime for E. coli 0157: H7, a potentially (32) pathogen.
Ms Muck low’s organization—which represents meatpackers and processors who (33) to discard or reprocess meat found to be infected under the new testing regime—argued on Capitol Hill that (34) microbial testing in meat could actually lead to a greater public health risk (35) confident consumers might relax their own safe-handling procedures at home.

A. finds B. explores C. traces D. goes