摘要： according to
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According to the recent research, heavy coffee drinking and heart attack is not necessarily _________ and effect．
- A.reason
- B.impact
- C.fact
- D.cause
According to a recent U.S. survey, children spend up to 25 hours a week ________ TV.
- A.to watch
- B.to watching
- C.watching
- D.watch
According to the newsman, as a result of______ heavy fog, ______ expressway has been closed up until further notice.
- A.a; the
- B.the; 不填
- C.不填;an
- D.the; the