Yourbikeneeds_____.You‘dbetterdoirightnow.
A、clean
B、tobeclean
C、beingcleaned
D、toclean
Thereisn‘tmuchmilk_____isleftinthebottle.
A、what
B、which
C、whatever
D、that
_____hespeakssoftlyisnoproofthatheiskind.
A、Since
B、As
C、That
D、Because
Ifhe_____thestorekeeper‘sscissors，hewouldhaveforgottentobuyapair.
A、wouldnotsee
B、hadnotseen
C、havingnotseen
D、hasnotseen
_____youunderstandthisrule，you‘llhavenodifficultyindealingwithsuchproblems.
A、While
B、Though
C、Unless
D、Once