石灰土作为垫层是应用最广泛的材料之一,它是采用生石灰(含钙量>70%)和黏土或亚黏土,按体积比,经洒水、搅拌、闷料、碾压后结成板体。 ()
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当路基填筑为土石混填,且石料含量大于或等于70%时,检查其压实度不宜用环刀法,也不宜用灌砂法,可以用压实遍数控制。 ()
A. 正确
B. 错误
【C15】
A. look up to
B. look down on
C. look forward to
D. look back at
Tourism can create jobs and other opportunities for almost all communities.【C1】______ , governments worldwide have【C2】______ many incentives aimed 【C3】______ developing overseas market. Personally I believe, tension is always【C4】______ with influxes of foreign visitors,【C5】______ has already over- shadowed understanding achieved via travel.
Let me start by talking about the tension【C6】______ international tourism. Last Independence Day Festival, I, followed by a couple of friends, travelled to a small country【C7】______ in Bolivia.【C8】______ we happened to see thousands of people singing and dancing on the street. Three guys dressing in local【C9】______ swayed badly towards us, bringing drinking beer for us.【C10】 ______ our arrival in a totally new place, we declined to take any alcohol【C11】______ being trapped. Unexpectedly quarrels occurred as a consequence of language【C12】 ______ What's worse, one of them spitted【C13】______ us, whose behaviour turned our journey to be a trip of humiliation and resentment. As a matter of fact, the local【C14】______ were celebrating yearly Beer Festival. Our refusal was regarded as a bad manner to【C15】______ them. For this reason, I would【C16】______ that international tourists usually spend only one or two days staying in the same place. It is【C17】______ for them to thoroughly have a good knowledge of the local culture.【C18】______ , misconception and【C19】______ happen frequently between peoples embodied with varied culture backgrounds.
All in all, global travel should be discouraged【C20】______ understanding amid peoples overwhelmingly outweighs negative effects like tension.
【C1】
A. Therefore
B. Moreover
C. In contrast
D. Similarly
删除会计科目时,应先删除下一级利目,然后再删除本级科目。 ()
A. 正确
B. 错误