搜题
王老师:19139051760(拨打)
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第1题

Don’t forget ____ the window before leaving the room.
A.A. to have closed
B.B. to close
C.C. having closed
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第2题

配电线路要做到有序管理和维护, 必须对线路和设备进行( )。
·命名和编号
·巡视和检查
·检查和试验
·维护和检修
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第3题

Twenty people were ____ wounded in the air crash.
A.A. Seriously
B.B. wrongly
C.C. bitterly
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第4题

The top of the Great Wall is ____ for five horses to go side by sid
A.A. wide
B.B. so wide
C.C. wide enough
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