Professor Smith, along with his assistants,______ on the project day and night to meet the deadline.
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A
work
B
working
C
is working
D
are working
推荐题目
---Who is that woman? ---She is ________ mother.
#86025
A
Tom’s and John’s
B
Tom and John’s
C
Tom and John
D
Tom’s and John
Listening to loud music at rock concerts ______caused hearing loss in some teenagers.
#85895
A
is
B
are
C
has
D
have
There are millions of websites on the Internet and there _______ a lot of useful _________on the websites.
#43816
A
are；informations
B
are；information
C
is；information
D
is；informations