I usually watch television in the evening ( ) I have to study for an examination.
A.unless
B.if
C.while
D.when

单项选择题There were so many people that police found it very hard to bring the situation( )control.A.AtB.underC.withD.on

单项选择题The teacher takes the students ( ) there is something interesting to see.A.thatB.wheneverC.whereverD.in which

单项选择题When she completed an additional work report and thoroughly researched her sources，Gina’s boss appreciated that she’d gone beyond the （）。

A.thesis statement
B.satisfaction
C.status quo
D.stockholder

单项选择题The company defined a new （）where it would reduce the price of its products that had been in market for more than 90days to reduce their inventory.

A.securities
B.stock
C.status quo
D.strategy

单项选择题The （）to buy the competition was voted on by all the stockholders and the decision was unanimously accepted on the first vote.

A.proposal
B.presentation
C.property
D.premium