There is a wide variety of new machines __________ in our company.
---Are you happy about your present job?--- Why shouldn’t I ? I _____ as much , and I enjoy more.
After a long walk, Mary’s legs _____ and she couldn’t run any further.
It is not easy to describe a policeman’s job. After all, a policeman has a number of jobs in ______.
Tsunami, a Japanese word, translated as “harbor wave”, is caused by ___ sudden rise or fall of part of the earth’s surface under or near ____ ocean. A. a, the B.不填, the C, a, 不填 D. a, a
--Can I give you a call on Sunday?-- Sure, but I _______ to the mountains, so call me on my cell phone.