Your bike needs_____.You ‘d better do i right now.
B
need+tobedone或need+doing都表示被动的动作。类似的动词还有want,require等。他们都是后面跟动名词的主动式或不定式的被动式。
Itseemsasifthesun_____roundtheearthsinceitrisesintheeastandsetsinthewest.
I‘vebeentellingyou_____nottodothat,butyounevelistenedtome.That’swhyyougotintotrouble.
_____alltherepresentativesstillnotthere,themeetingwaspostponedforseveralhours.
Mywalletisnowheretobefound.I_____itwhenIwasonthebus.