They _____ of the terrible situation in Thailand, otherwise they wouldn't have gone there for sightseeing.

A．wouldn't hear        B．didn't hear      C．haven't heard         D．don't hear

．Meetings were held to update employees as soon as new information became _____．

       A．flexible  B．convenient       C．a(chǎn)vailable        D．private

 They were trying to remove harmful ___________ from cigarettes.

A. content            B. substances       C. materials           D. mixtures

. –What did you say?

   --So you ____________ to me.

A. won’t listen      B. didn’t listen     C. haven’t listened     D. weren’t listening

He was in great need of money, so he _____ $5, 000 for his car.?

　　A. paid                        B. took                 C. cost                        D. spent?

 Although he sometimes loses his temper, his students like him＿＿＿for it.

A. not so much    B. not so little  C. no more    D. no less

John seems a nice person. ____, I don’t trust him.

 A. Even though   B. Even so     C. Therefore   D. Though

--Since you can't find a better job, why don't you stick to the present one?

    ---Well,_____.

A.I believe not     B.I don't care   C. Never mind    D. I might as well

Scientists think that the continents _______ always where they ___today.

A. aren’t; are  B. aren’t; were       C. weren’t; are       D. weren’t; were

.Oil prices have risen by32 percent since the start of the year, ______ a record US $57.65 a barrel on April 4.

 A. have reached B. reaching   C. to reach D. to be reaching