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【判断题】
“民之失德，干糇以愆”语出《诗经·小雅·伐木》。()A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】The function of the electrical system on a large transport aircraft is to generate, regulate, and ______ electrical power throughout the aircraft.
A.
contribute
B.
attribute
C.
distract
D.
distribute
【单选题】下列关于预防干燥不良缺陷的说法中,不正确的是{.XZ}
A.
双组分涂料必须严格按厂家要求比例调配
B.
氧化聚合型涂料一次不宜施涂过厚,如厚度超过20um,则应分几次施涂
C.
使用干燥剂时,应注意干燥剂的质量
D.
表干型干燥剂用量要多,越多干燥得越彻底
【单选题】Large aircraft are towed with a special towing ().
A.
machine
B.
vehicle
C.
equipment
D.
bus
【单选题】Tianjin is the city that owns assembly line for large aircraft.
A.
first
B.
second
C.
third
D.
fourth
【单选题】More than parts are needed to assemble the large aircraft.
A.
ten thousand
B.
one thousand
C.
one hundred
D.
one hundred thousand
【单选题】This new aircraft owns a large seat _________ compared with the conventional aircraft.
A.
reservation
B.
documentation
C.
capacity
D.
statement
【单选题】Compared with large aircraft, small airplanes are not as streamlined and hence are less efficient.
A.
at a glance
B.
to a measurable degree
C.
in most cases
D.
as a result
【单选题】下列有水参加的反应中，属于加成反应的是 （ ）
A.
C 12 H 22 O 11 （蔗糖）＋H 2 O C 6 H 12 O 6 （葡萄糖）＋C 6 H 12 O 6 （果糖）
B.
CH 3 CH 2 ONa＋H 2 O CH 3 CH 2 OH＋NaOH
C.
CH 2 =CH 2 ＋H 2 O CH 3 CH 2 OH
D.
CaC 2 ＋2H 2 O Ca（OH） 2 ＋C 2 H 2 ↑
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