Grammar mistakes of this kind _____ widely among Chinese students.
#85807
A
have been made
B
has been made
C
have made
D
has made
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The number of people invited ______ fifty, but a number of them ____ absent for different reasons.
#86197
A
were； was
B
was； was
C
was；were
D
were； were
The number of people invited to the conference _____ 150,but a number of them ______ absent for different reasons.
#86222
A
were;was
B
were;were
C
was;were
D
was;was