The group of research workers are said to ________ to the dangerous nuclear radiation while they carried out their rescue task.
#96032
A
be exposed
B
have been exposed
C
exposed
D
be exposing
推荐题目
—Can I smoke here?—Sorry.We don’t allow_______here.
#98519
A
people smoking
B
people smoke
C
to smoke
D
smoking
What worried the child most was _________ to visit his mother in the hospital.
#98684
A
his not allowing
B
his not being allowed
C
his being not allowed
D
having not been allowed
With online course Crazy English has over 20 million students all over China the class through the Internet .
#97819
A
attend
B
attended
C
attending
D
to be attending
The Diaoyu islands have been part of China’s territory since ancient times, ______ as important fishing grounds of Taiwan.
#92920
A
served
B
to serve
C
serving
D
having served
with so much homework to do，David told his sister_____so much noise.
#93703
A
to make not
B
not to make
C
not making
D
making not