单选题 Although most dreams apparently happen ______, dream activity may be provoked by external influences.
单选题 He tried to run, but he was hampered by his broken leg.
单选题 A network chatting is a limp substitute for meeting friends over coffee.
单选题 Drinking more water is good for the rest of your body, helping to lubricate joints and ______ toxins and impurities.
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单选题 Researchers recently ran the numbers on gun violence in the United States and reported that right-to-carry-gun laws do not inhibit violent crime.
单选题 Attempts to restrict parking in the city centre have further aggravated the problem of traffic congestion.
单选题 When he finally emerged from the cave after thirty days, John was startlingly pale.
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单选题 The tutor tells the undergraduates that one can acquire ______ in a foreign language through more practice.
单选题 People are much better informed since the ______ of the Internet.
单选题 The idea of correcting defective genes is not particularly controversial in the scientific community.
单选题 I'm ______ passing a new law that help poor children get better medicine.
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单选题 Everybody at the party was in a very relaxed and jolly mood.
单选题 The argument between the two patients became so fierce that the doctor had to ______.
单选题 Inform the manager if you are on medication that makes you drowsy.
单选题 Inform the manager if you are on medication that makes you drowsy.
单选题 Huangshan Mountain is eminent for its natural scenery and deserves a visit.