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【简答题】
电磁阀是电子控制系统的执行元件，按其作用可分为（）、（）和（）；按其工作方式可分为（）和（）。
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皮皮学刷刷变学霸
举一反三
【单选题】What troubled the teacher was that no one present made an answer when asked who had broken the glasses, so he didn’t know who _____________.
A.
was blamed
B.
was to be blamed
C.
was to blame
D.
would be blamed
【简答题】The teacher was leaving the village, and everybody seemed sorry. The miller at Cresscombe lent him the small cart and horse to carry his goods to Christminster, the city of his destination, such a veh...
【简答题】刚性防水屋面的坡度宜为
【单选题】The teacher was very with the result because everyone had done best. [ ]
A.
angry
B.
annoyed
C.
pleased
【简答题】刚性防水屋面的坡度宜为1%～3%，并应采用结构找坡。
【单选题】To avoid being punished, she _________ the classroom from the back door when the teacher was writing on the blackboard. [ ]
A.
approached into
B.
broke into
C.
enter into
D.
slid into
【简答题】刚性防水屋面的坡度宜为______，并采用结构找坡。
【单选题】The teacher was busy ______ sums upon the blackboard. She was too busy ______ the students' questions.
A.
to write out answering
B.
to write out to answer
C.
writing out to answer
D.
writing out answering
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