14.Mary has never been _______ a ship.
A.abroad B.aboard C.above D.absorb
15.The modern camera lens may be coated with more than ten _______ for each piece of its glass.
A. levels B.stories C.layers D.formations
16.The thief was _______ by the police at the railway station.
A.carpet B.mined C.captured D.mounted
17.In fact, there is no _______ liberty in any country.
A.adequate B.absolute C.private D.practical
18.There is too much noise outside. I can not _______my attention on my work.
A.connect B.flat C.fill D.concentrate
19.While studying at U.C.L.A.,Mr.Wang _______ his old friend, whom he has not seen for nearly twenty years.
A.encountered B.whispered C.swung D.maid
20.The _______ production of engines in our factory has doubled this year.
A.manual B.annual C.amount D.alike
21.The Foreign Minister made an excellent _______ on the current international situation.
A.committee B.command C.comment D.commission
22.They _______ cattle mainly for the international market.
A.carpenter B.district C.ox D.breed
23.He went to the dance last night but couldn’t find a _______ because of his strange clothes.
A.pond B.saddle C.partner D.salad
24.Her father will never _______ of her going to study in the United States alone.
A.prove B.agree C.admit D.approve
25.I wish I could _______ you somehow for your kindness.
A.straw B.issue C.reward D.own
26.Our teacher was _______ by the funny story.
A.naked B.yielded C.amused D.expanded
27.The young people made a new _______ to the governor
A.proposal B.submerge C.tendency D.thread