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
President Obama has two daughters, _____ able to fit in well with their citizens.
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A
both of them are
B
none of them are
C
both of whom are
D
neither of who is
In that train accident, _____ who were killed was more than 2000.
#85829
A
a number of people
B
the number of people
C
many people
D
a large number people
