- A.To introduce the result of a recent research.
- B.To advise people to sleep for a longer time.
- C.To show the disadvantages of short sleeping.
- D.To explain the advantages of long sleeping.
- A.“short sleepers” dealt with the psychological trouble themselves
- B.“short sleepers” were unwilling to face psychological problems
- C.“short sleepers” shortened the sleeping time because of pressures
- D.“short sleepers” would rather remember than forget their dreams
- A.many “short sleepers” needed less sleep before they were teenagers
- B.many “short sleepers” were forced to reduce their nightly sleep time
- C.many “long sleepers” were quite concerned when they slept 9 hours
- D.many “long sleepers” had kept their sleeping habits since childhood
- A.sleep could make people appear active and cheerful
- B.sleep was the least important on their daily routines
- C.they were acceptable to all their friends and family
- D.they were less extreme than many mental patients
- A.is treating
- B.was treated
- C.has treated
- D.is being treated
- A.over and over again
- B.more or less
- C.sooner or later
- D.here and there
- A.accurate
- B.casual
- C.eventual
- D.potential
- A.that
- B.who
- C.when
- D.if
- A.mildly
- B.firmly
- C.actively
- D.tightly
- A.pressure
- B.strength
- C.power
- D.attention
- A.rose
- B.is rising
- C.have risen
- D.has risen
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Though________again and again,the young man still drove after drinking,leading to his being fined.
- A.warn
- B.to warn
- C.warned
- D.warning
- A.if
- B.because
- C.unless
- D.when
- A.was playing
- B.played
- C.has played
- D.had played
- A.magic
- B.reliable
- C.permanent
- D.temporary
- A.when
- B.why
- C.how
- D.that
- A.a;/
- B./;/
- C./;the
- D.a;the
- A.leaves out
- B.squeezes out
- C.picks out
- D.points out
- A.why not
- B.what for
- C.why
- D.what