单项选择题
A. to close B. to open C. to close and open D. closing
The crane is （）. Could you ask somebody to repair it?A....
单项选择题The crane is （）. Could you ask somebody to repair it?
A. work well B. good C. out of order
The sailor on duty is （）the derrick now.A.doingB.adjust...
单项选择题The sailor on duty is （）the derrick now.
A.doing B.adjusting C.working D.working on
Please have the damaged derrick （）.A.paintedB.repairedC...
单项选择题Please have the damaged derrick （）.
A.painted B.repaired C.brushed D.derusted
