The teacher was absorbed in writing something, only _____ now and then to refer to a book or another.
#95364
A
to stop
B
stopped
C
stopping
D
having stopped
推荐题目
No matter how bright a talker you are, there are times when it is better ______ silent.
#91568
A
remain
B
be remaining
C
to remain
D
having remained
Storm chasing is so dangerous that some chasers are often hurt in accidents ______ by driving in a heavy rain.
#95917
A
having caused
B
caused
C
to be caused
D
causing
The children were playing games on the playground, ________ school uniforms.
#95561
A
all of them wore
B
all wearing
C
all of whom wearing
D
all were wearing
At no time does the salesgirl get up late in the morning, for she is always too busy _____ a good rest.
#98836
A
to take
B
taking
C
took
D
taken
Whenever I was in trouble, he would do what he could ________ me.
#92620
A
help
B
helping
C
tohelp
D
helped