Two-thirds of the land ________ covered with green grass and the rest _______ covered with pine trees.
#85976
A
is; is
B
is; are
C
are; is
D
are; are
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Written in a hurry , _____________． Which one of the following is right ?
#85939
A
they found many mistakes in the report
B
Sam made lots of mistakes in the report
C
there are plenty of mistakes in the report
D
the report is full of mistakes
The number of foreign students attending Chinese universities ______ rising steadily since 1990.
#85844
A
have been
B
are
C
has been
D
is