Hewas______towithdrawfromrunningforthepresidency.
A、trusted
B、credited
C、convinced
D、believed
Iftheoperation________carefullyprepared,itwouldnothavebeensuccessful.
A、wasnot
B、hasnotbeen
C、hadnotbeen
D、werenot
Hewouldhavegivenyoumorehelp,ifhe________sobusy.
A、havenotbeen
B、hadnotbeen
C、nothavebeen
D、nothadbeen
Idon’tneedanyhelpatthemoment,butI_____youroffer.
A、appreciate
B、admire
C、enjoy
D、like
Wateriscomposed_______hydrogenandoxygen.
A、of
B、with
C、for
D、about