Four thousand kilometers _________ not a short distance.
#43544
A
is
B
are
C
was
D
were
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______ is to attend our evening.
#85974
A
both the singer and the dancer
B
Either the singer or dancers
C
The singer or dancers
D
The singer and dancer
To get well,     .
#86020
A
we are going to operate on the patient
B
an operation is necessary
C
the patient needs an operation
D
the doctor will perform an operation on the patient