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【单选题】
下列关于机器损坏保险的特点,其说法正确的是()。
A.
机器损坏保险要求所有投保机器(无论新旧程度如何)一律按照实际价值来确定保险金额
B.
机器损坏保险主要承担由于人为原因或自然原因造成的机器损毁或灭失
C.
在机器损坏保险中,锅炉、发电机等连续停工超过3个月的时间(包括修理,但不包括由于发生保险损失后的修理),保险人应退还一定比例的保险费
D.
对于其他任何原因引起的火灾、爆炸等意外事故,以及暴风雨、洪水等自然灾害造成的损失保险人也负责
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举一反三
【单选题】She is not very good at_gardens.
A.
to design
B.
designed
C.
designing
【简答题】已知:2x=4 y+1 ,27y=3 x﹣1 ,求x﹣y的值
【简答题】A.She Was too busy to remember if she had returned them. B.She didn't return them in fact. C.She gave them to the landlord to return. D.She did return them but somehow the library made a mistake.
【简答题】根据句意选择正确的单词。 1. She likes drawing and math. She can design cars. She is an ____________. [     ] A. engineer B. salesperson C. cleaner 2. He enjoys math. He helps the bank use their money well. He is ...
【单选题】下列微生物中属于原核细胞型微生物的有( )
A.
酵母菌
B.
霉菌
C.
细菌
D.
病毒
【单选题】特种作业人员需年满()周岁。
A.
16
B.
17
C.
18
D.
20
【简答题】A.She was too busy to remember if she had returned them. B.She didn't return them in fact. C.She gave them to the landlord to return. D.She did return them but somehow the library made a mistake.
【单选题】下列各式中,去括号或添括号正确的是( ) A . a 2 -( 2a - b+c ) =a 2 - 2a - b+c B . - 2x - t - a+1= -( 2x - t ) + ( a - 1 ) C . 3x - [5x -( 2x - 1 ) ]=3x - 5x - 2x+1 D . a - 3x+2y - 1=a+ (- 3x+2y - 1 )
A.
a 2 ﹣( 2a ﹣ b+c ) =a 2 ﹣ 2a ﹣ b+c
B.
﹣ 2x ﹣ t ﹣ a+1= ﹣( 2x ﹣ t ) + ( a ﹣ 1 )
C.
3x ﹣ [5x ﹣( 2x ﹣ 1 ) ]=3x ﹣ 5x ﹣ 2x+1
D.
a ﹣ 3x+2y ﹣ 1=a+ (﹣ 3x+2y ﹣ 1 )
【单选题】特种作业人员年满(-----)周岁。
A.
16
B.
18
C.
20
【简答题】(1)计算:(1)(﹣4) 3 ﹣4×(﹣ ) 2 (2)化简:2x﹣(3x﹣ )+[5x﹣ (x﹣2)] (3)解方程:y﹣ = y﹣2.
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