A、乳酸杆菌的生长
B、酵母菌的生长
C、大肠杆菌的生长
D、白色念珠菌的生长
Whilecrossingthemountainarea,allthemencarriedgunslestthey______bywildanimals.
A、shouldbeattacked
B、mustbeattacked
C、couldbeattacked
D、wouldbeattacked
Decisiononwhetherthemessageisrightorwrongshouldatleastcomeafter_____whatthemessageis.
A、puttingout
B、turningout
C、workingout
D、runningout
句子写作：HeisverybusypreparingIELTS.Hehasnotimetoplay.
Yourbikeneeds_____.You‘dbetterdoirightnow.
A、clean
B、tobeclean
C、beingcleaned
D、toclean