单选题 The thrombus forms in a blood vessel or within the heart and obstructs the circulation.
单选题The consumer group complained about ______.
单选题Please put your empty cigarette packets and paper bags in the ______ bins provided.(2008年北京大学考博试题)
单选题When trapped in drifting sands, do not struggle, or you will be ______ in deeper.
单选题College Board President Gaston Caperton trumpeted rising SAT math scores and bemoaned ______verbal scores last week. A. motionless B. stagnant C. briskness D. sluggish
单选题I've worked with him now over the course of four years, I know
him______.
A.here and there
B.back and forth
C.backwards and forwards
D.now and then
单选题It is ______ of you to turn down the radio while your sister is still
ill in bed.
A. considerable
B. considerate
C. concerned
D. careful
单选题A wholesaler (Paragraph 2, Line 2) is ______.
单选题They ______ for an early end to the fighting which had brought about a great loss to the city.
单选题Just imagine the shock of the Prime Minister when three of his senior cabinet colleagues ______ and resigned in protest on Friday night.(2006年厦门大学考博试题)
单选题
单选题They had a fierce ______ as to whether their company should restore the trade relationship which was broken years ago.
单选题Intellectual property is a kind of _________ monopoly, which should be used properly or else would disrupt healthy competition order.
单选题The small supplier firm will often be located near to the big firm, and will be expected to provide supplies ______.
单选题Question 16-20 aFe based on the following dialogue：
单选题When he realized the police had spotted him, the man ______ the exit as quickly as possible. A. made off B. made for C. made out D. made up
单选题One room schools, with all subjects being taught to all grades at the same time, simply ______ when better transportation permits specialized spaces and specialized teaching.
单选题
单选题The manager just ______ his resignation to the board meeting yesterday
and today another one took his place.
A. sent up
B. sent off
C. sent out
D. sent in
单选题Those old buildings were ______ to make room for a new shopping center. A. rattled B. reproved C. retracted D. razed