在一次亚丁湾护航行动中，某国护航舰队接到处于同一经度上货船的求救．护航舰队与求救货船分处北纬

The author of the passage is ______

A．a retired physician

B．a retired teacher

C．a retired medical researcher

D．a retired construction worker

A．Ed is happy with his job.

B．Ed isn't as good a worker as the boss thinks.

C．The boss plans to give Ed a raise in salary.

D．The boss hasn't treated

The author of the passage is a retired ______.

A．physician

B．teacher

C．medical researcher

D．construction worker

He always tries his best to complete it on time.

A．However the task is.

B．However hard the task is.

C．Though hard the task is.

D．Though hard is the task.

Had it not been for his help, I ______ the task within such a short time.

A．can't complete

B．couldn't complete

C．wouldn't complete

D．couldn't have completed

A．resigned

B．restrained

C．resumed

D．retired

A．The boss was very considerate to his workers.

B．Ed wasn't as good a worker as the boss thought.

C．The boss had planned to give Ed a raise in salary.

D．The boss has never considered raising the workers salary.

_____ he has tried his best, I don’t mind his not having finished the task on time

A.As soon as

B.As well as

C.So far as

D.So long as

The author of the passage is a retired ______.

A．physician

B．teacher

C．medical researcher

D．construction worker