_____enoughtimeandmoney,theresearcherswouldhavebeenabletodiscovermoreinthisfield.
A、Giving
B、Togive
C、Given
D、Beinggiven
Lifeistooshort________________(不可每天将时间浪费在看电视上).
TheBentPyramidoutsideCairo__________ancientEgypt’sfirstattempttobuildasmooth-sidedpyramid.
A、hasbeenbelievedtohavebeen
B、wasbelievedtobe
C、isbelievedtohavebeen
D、isbelievedtobe
Wecanhear____fromthebackoftheroom.
A、justasgood
B、justaseasy
C、justaswell
D、easilyaswell
—Canyoutakethedayofftomorrow?
—Well，I‘allhavetoget（）frommyboss.
A、permission
B、permit
C、allowance
D、possession