已知CO2的密度比空气大,能溶于水,且能与水反应,则收集该气体的方法可用[ ]

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问题:

已知CO2的密度比空气大,能溶于水,且能与水反应,则收集该气体的方法可用[ ]

A.排水法

B.向上排空气法

C.向下排空气法

D.排水法和向上排空气法

考点:二氧化碳的制取和收集
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地下工程防水等级分为四级。()

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根据十六大精神,我国新一轮政府机构改革的原则是()。

A.精简、统一、效能

B.决策、执行、监督

C.定职能、定机构、定编制

D.政企分开

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树木的裂纹可分为()

A、径裂

B、枝裂

C、轮裂

D、干裂

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医疗机构审核和调配处方的药剂人员必须是()

A.执业药师或者其他依法经资格认定的药学技术人员

B.从业药师或者其他依法经资格认定的药学技术人员

C.主任药师或者其他依法经资格认定的药学技术人员

D.主管药师或者其他依法经资格认定的药学技术人员

E.依法经资格认定的药学技术人员

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Time Warner Inc. Chief Executive Officer Richard Parsons said on Friday that the company expects its big-budget movie "Troy," which made its debut in theaters last week, will prove to be a solid success for the company.
"We’re very pleased with ’Troy,’" Parsons told shareholders at the company’s meeting at the Warner Bros. film studio in Burbank. "We think ’Troy’ will be a success."
Parsons said Warner Bros. expects U.S. and Canadian box office receipts to be "north of $100 million," and international ticket sales to run "two to three times that.\

What is the best title for this passage

A.Time Warner is advertising their new movie "Troy"

B.Time Warner believes "Troy" will be a success.

C.Time Warner Is spending big money on the movie.

D.Time Warner Is optimistic about the movie’s overseas market

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