Now most families have only one child our country's one-child policy.
A. so
B. because
C. because for
D. because of
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Pandas are facing danger! The situation won't change humans stop killing.
A. unless
B. though
C. if
D. after
-- Can't I park my car free here?-- You can, for four hours, you spend over 100 yuan in this supermarket.
A. though
B. if
C. unless
Mike didn't win the race , he was still wearing a smile on his face.
A. If
B. Since
C. Although
D. Because
The football fans cheered they heard the exciting news.
A. even though
B. in order that
C. as soon as
D. as long as