Tom was walking along the riverside when he heard someone calling him from behind. He turned around_______ found nothing.
#56161
A
but
B
and
C
so
D
or
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He didn’t take part in the sports meeting, ___he hurt his leg.
#58119
A
so
B
so that
C
because
D
because of
My mother doesn’t like watching romantic films _______ they usually have happy endings.
#57717
A
after
B
because
C
though
D
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____ it was late, the students were still studying in the classroom.
#56176
A
Although
B
But
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As long as
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