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【判断题】
钢结构中采用的各种板材和型钢,都是经过多次辊扎形成的,薄钢板的屈服点比厚钢板的屈服点高。
A.
正确
B.
错误
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【判断题】对圆截面杆扭转和弯曲组合的情形,在危险截面确定后,其危险点位置由 弯曲变形决定 。
A.
正确
B.
错误
【简答题】______ has become an important part of the international shopping mall.
【单选题】Have you seen such big____?
A.
a tomato
B.
tomato
C.
tomatoes
D.
tomatos
【单选题】Which sentence about the "mall" or "shopping mall" is wrong?
A.
In English, people always say "mall" instead of "shopping mall".
B.
British people often say "I am going to get something at the mall".
C.
American seldom say "I am going to the mall".
D.
"Mall" is short for "shopping mall" in English.
【单选题】能够激活相应腺体,使之分泌出控制昆虫蜕皮和变态的激素的是
A.
脑激素
B.
外激素
C.
保幼激素
D.
蜕皮激素
【单选题】Have you seen such big _______ ?
A.
a tomato
B.
tomato
C.
toamtoes
【单选题】The shopping mall intends to_______ customers by renovating the mall itself.
A.
contact
B.
attend
C.
attract
D.
meet
【单选题】Which of the following statements best describes marking-to-market of a futures contract? At the:
A.
conclusion of each trade, the gains or losses from all previous trades in the futures contract are tallied.
B.
end of the day, the gains or losses are tallied to the trader's account.
C.
end of the day, the maintenance margin is increased for traders who lost and decreased for traders who gained.
【单选题】Have you seen such big ________?
A.
a tomato
B.
tomatoes
C.
tomatos
D.
tomato
【单选题】Have you seen such big ________? A. a tomato B. tomato C. tomatoes D. tomatos
A.
1
B.
2
C.
3
D.
4
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