A.belong
B.own
C.lend
D.turn
第1题:
Motor-propelled lifeboats are required to be fitted with which of the following?______.
A.Compartments for the storage of canned drinking water
B.Ballast tanks to prevent the boat from capsizing
C.An air starter on the diesel engine
D.Auxiliary mechanical propulsion ( Fleming gear )
第2题:
1、()在西门子802D系统中指的是平面铣削循环。
A.CYCLE71
B.CYCLE73
C.CYCLE95
D.CYCLE81
第3题:
()在西门子802D系统中指的是轮廓铣削循环。
A.CYCLE72
B.CYCLE73
C.CYCLE95
D.CYCLE81
第4题:
4. The meeting ______ begin ______ the last man came.
A. didn’t ;until
B. not; until
C. doesn’t; until
D. will; until
第5题:
()在西门子802D系统中指的是平面铣削循环。
A.CYCLE71
B.CYCLE73
C.CYCLE95
D.CYCLE81
第6题:
2、()在西门子802D系统中指的是轮廓铣削循环。
A.CYCLE72
B.CYCLE73
C.CYCLE95
D.CYCLE81