To keep healthy, Professor Johnson ________ cycling as a regular form of exercise after he retired．
took up
caught on
carried out
made for
Helen always helps her mother even though going to school ________ most of her day．
takes up
makes up
saves up
puts up
The new law will ________ on the day it is passed．
be come into effect
be brought effect
come into effect
bring into effect
I do not think you should hire him．He is ________ young children．
not qualified to teach
not qualified teaching
qualified to teach
qualified teaching
Having been ill in bed for nearly a month, he had a hard time ________ the exam．
pass
passing
passed
to pass
Can you ________ me to the theatre?
I am a stranger here．
cause
let
direct
tell
完成句子
We saw our teacher coming ________ our direction．
in
at
from
on
His house is ________ opposite the church．
directly
direction
director
He volunteered ________ me move．
to help
helping
help
helped
They are each recognized specialists in their ________ fields．
respectable
respectful
respective
respect