The number of the students in senior high school, ____ is mentioned above, is increasing.
#66576
A
as
B
which
C
what
D
who
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We’ll go to the park ____________tomorrow.
#41246
A
if it isn’t rain
B
if it won’t rain
C
if it doesn’t rain
D
if it doesn’t rains
While we _________, we saw a UFO land on a street. 
#41211
A
were shopping
B
shopped
C
are shopping
D
shop