At school, some students are active ______ some are shy, yet they can be good friends with one another.
#55459
A
while
B
although
C
so
D
as
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_____ I was in the USA, I made a lot of friends there.
#55170
A
While
B
Although
C
Unless
D
Until
You can either sing ______ dance ______ weekends.
#56634
A
and, on
B
or, on
C
and, at
D
or, in
They were walking ________ a forest after they swam _______ the river .
#57029
A
through, cross
B
across ,through
C
through, across
D
across, across