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【单选题】
混凝土是指强度等级为( )及其以上强度等级的混凝土。
A.
C50
B.
C60
C.
C70
D.
C80
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参考答案:
举一反三
【单选题】If a domestic industry lacks the capacity to meet demand, an _____ can raise prices for both the domestically produced and the imported good. 如果一个国内产业缺乏满足需求的能力,进口商品和国产商品的价格都会上涨。
A.
import tariff进口关税
B.
import quota进口配额
C.
import subsidy进口补贴
D.
ad valorem tariff从价税
【单选题】The purpose of a custom is to cut down imports in order to protect domestic industry and workers from foreign competition.
A.
tax
B.
toll
C.
fee
D.
tariff
【简答题】___________________are enacted with the the aim of protecting a domestic industry, they aim to make imported goods cost more than equivalent goods produced domestically.
【判断题】According to Samuel Taylor Coleridge, a collaborator of Lyrical Ballads , p oetry should begin as "the spontaneous overflow of powerful feelings . "
A.
正确
B.
错误
【单选题】My camera can be___to take pictures in cloudy or sunny conditions.
A.
adapted
B.
adjusted
C.
adopted
D.
corrected
【单选题】在Access中,ADO的含义是( )。
A.
数据访问对象
B.
动态链接库
C.
ActiveX数据对象
D.
开放数据库互连应用程序接口
【判断题】The learner is a collaborator, collaborating with fellow students, with the teacher, and with the writers of text.
A.
正确
B.
错误
【单选题】当边际产量达到最大时,下列各项中正确的是
A.
总产量达到最大值
B.
平均产量处于递减阶段
C.
平均产量处于递增阶段
D.
总产量处于递减阶段
【单选题】If a domestic industry lacks the capacity to meet demand, an _____ can raise prices for both the domestically produced and the imported good.
A.
import tariff
B.
import quota
C.
import subsidy
D.
ad valorem tariff
【单选题】由于皮肤、粘膜的小血管反应性扩张及渗透性增加而产生的,表现为边缘清楚的红色或苍白色瘙痒性的皮肤损害称为(
A.
荨麻疹
B.
.斑疹
C.
丘疹
D.
玫瑰疹
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