Almost all of his time ______ experiments, he has no time to visit his parents.
#72219
A
devoted to do
B
devoted to doing
C
devoting to doing
D
is devoted to doing
推荐题目
After we boarded the boat, it went on down the river, stopping ____ to take people in.
#77880
A
more or less
B
now and then
C
sooner or later
D
up and down
Generally speaking, children living in a city can not _____ ox ____ cow.
#77198
A
tell an; from a
B
tell; from
C
tell a; from a
D
tell; from a
He tried to deal with the ever-increasing burden of his work，but finally _____ and had to take a complete rest.
#75641
A
broke away
B
broke up
C
broke down
D
broke out
—Does he know how to work out the problem?---Yes, he has ___ a good idea to solve it. ----Yes, he has ___ a good idea to solve it.
#83456
A
caught up with
B
kept up with
C
come up with
D
put up with
This book _____ ten units, ______ three mainly revision.
#67509
A
contains; including
B
includes; containing
C
contains; containing
D
includes; including