以下不属于采用截流式合流制排水系统的城市雨水系统的组成的是 ()
以下不属于采用截流式合流制排水系统的城市雨水系统的组成的是 ()
A.雨水口
B.检查井
C.溢流井
D.雨水泵站
以下不属于采用截流式合流制排水系统的城市雨水系统的组成的是 ()
A.雨水口
B.检查井
C.溢流井
D.雨水泵站
第1题
What problem is mentioned?
A.Too much money has been wasted.
B.The amount figures do not match.
C.The company is canceling a payment.
D.A new request has to be made.
第2题
A.Right
B.Wrong
C.Not mentioned
第3题
A.Right
B.Wrong
C.Not mentioned
第4题
Before the first non-stop flight made in 1949, it ________ necessary for all planes to land for refueling.
A) would be B) has been
C) had been D) would have been
第5题
, it ________ necessary for all planes to land for refueling.
A) would be B) has been C) had been D) would have been
第6题
My father has been on the ______ in this factory for nearly 20 years.
A.paypacket
B.payoff
C.payroll
D.payment
第7题
A.Never there before has been
B.Never before there has been
C.Never before has there been
D.Never there has been before
第8题
The old worker has been on the ______ in this factory for nearly 20 years.
A.paypacket
B.payoff
C.payroll
D.payment
第9题
That factory ()()() nearly 50 years ago.
A、 has been built
B、 had built
C、 was built
D、 has built
第10题
The new product has been a commercial success in the USA
A.Right
B.Wrong
C.Not mentioned
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