_____ in the engine room, the motormen could hardly talk each other.A.To workB.WorkingC.Ha

A diesel engine burns _____ a gasoline engine of the same capacity in the same period of time.

The room is in a terrible mess; it _________

They meet ______.A．in the morningB．in the afternoonC．in the room

Bedplates are the _____ of the engine, without the support of which the shaft alignment in

__________ by the noise in the night,the girl did not dare to sleep in her room.A. F

There ___ three plants in the corners of the room.