He was ______ to withdraw from running for the presidency.
A、trusted
B、credited
C、convinced
D、believed
It is important to ________ your skin from the harmful strong sunlight.
A、protect
B、prevent
C、stop
D、keep
He blamed his poor performance_____jet lag.
A、to
B、for
C、on
D、at
It _______ me three years to draw the beautiful horses.
A、took
B、paid
C、spent
D、cost
Itisdifficultto________theimplicationbetweenthelines.
A、getto
B、getwith
C、getat
D、getdown