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【单选题】
下列性质中，正方形具有而菱形所没有的性质是（ ）A.
四条边都相等
B.
对角线互相平分
C.
对角线相等
D.
对角线垂直
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皮皮学刷刷变学霸
举一反三
【单选题】Experts point out that almost 35 to 40 percent of our household waste is from _____________ .
A.
old textbooks
B.
supermarket packaging
C.
out-dated clothes
【单选题】你船在雾中航行，听到急敲钟后，听到一短一长一短的笛号，则他船为：
A.
失去控制的船舶
B.
操纵能力受到限制的船舶
C.
长度小于 100 米的锚泊船
D.
长度大于等于 100 米的锚泊船
【简答题】自动变量的存储空间是在 [填空(1)] 时分配和释放。A. 程序运行
【多选题】The experts point out that there are obviously numerous types of tourism or travel as follows:
A.
Singles, groups, couples, friends, colleagues, children, young people, adults, and the elderly travel;
B.
No types of tourism
C.
Short breaks, long breaks, holidays, in season and out season travel.
D.
Resorts, spas, farmhouses, hotels, B&Bs, historic sites travel.
【简答题】自动变量的存储空间是在 [填空(1)] 时分配和释放。A. 程序运行
【单选题】Some experts point out that if prediction had been made with great （ ）， many of the deaths could have been avoided.
A.
advantage
B.
acceptance
C.
security
D.
accuracy
【单选题】你船在雾中航行,听到急敲钟后,听到一短一长一短的笛号,则他船为:
A.
失去控制的船舶
B.
操作能力受到限制的船舶
C.
长度小于100米的锚泊船
D.
长度大于等于100米的锚泊船
【简答题】工程中如何用曲率系数Cc来评价土的级配好坏?
【单选题】Experts point out ____ we eat healthy food every day, we still need to do much exercise regularly to keep fit.
A.
that although
B.
that even
C.
that as
D.
whether
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