There( )trouble over this in the past, I want to treat the matter cautiously.
A.was B.had been C.having D.being
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Real persons are satirized in that novel under( )names.
A.factious B.facetious C.fictitious D.factitious -
Most people who travel long distances complain of jetlag. Jetlag makes business travelers less productive and more prone(1)making mistakes. It is actually caused by (2) of your "body clock"——a small cluster of brain cells that controls the timing of biological (3) , The body clock is designed for a (4)rhythm of daylight and darkness, so that it is thrown out of balance when it (5) daylight and darkness at the "wrong" times in a new time zone. The — (6) of jetlag often persist for days (7)the internal body clock slowly adjusts to the new time zone.Now a new anti-jetlag system is (8)that is based on proven (9)pioneering scientific research. Dr. Martin Moore Erie has (10) a practical strategy to adjust the body clock much sooner to the new time zone (11) controlled exposure to bright light. The time zone shift is easy to accomplish and eliminates (12)of the discomfort of jetlag.A successful time zone shift depends on knowing the exact time to either (13) or avoids bright light. Exposure to light at the wrong time can actually make jetlag worse. The proper schedule (14) light exposure depends a great deal on (15) travel plans. Data on a specific flight itinerary and the individual’s sleep (16) are used to produce a Trip Guide with (17) on exactly when to be exposed to bright light.When the Trip Guide calls (18) bright light, you should spend time outdoors if possible. If it is dark outside, or the weather is bad, (19) you are on a plane, you can use a special light device to provide the necessary light (20) for a range of activities such as reading, watching TV or working.
A.for B.from C.to D.of
问题2:
A.rupture B.corruption C.eruption D.disruption
问题3:
A.actions B.functions C.reflections D.behaviors
问题4:
A.regular B.formal C.continual D.circular
问题5:
A.retains B.encounters C.possesses D.experiences
问题6:
A.diseases B.symptoms C.signs D.defects
问题7:
A.while B.whereas C.if D.although
问题8:
A.adaptable B.approachable C.available D.agreeable
问题9:
A.broad B.inclusive C.tentative D.extensive
问题10:
A.devised B.recognized C.scrutinized D.visualized
问题11:
A.at B.through C.in D.as
问题12:
A.most B.least C.little D.more
问题13:
A.attain B.shed C.retrieve D.seek
问题14:
A.on B.with C.for D.in
问题15:
A.unique B.specific C.complicated D.peculiar
问题16:
A.norm B.mode C.pattern D.style
问题17:
A.directories B.instructions C.specifications D.commentaries
问题18:
A.off B.on C.for D.up
问题19:
A.or B.and C.but D.while
问题20:
A.agitation B.spur C.acceleration D.stimulus -
Leonardo just discovered that his passport had ( )three months ago.
A.constrained B.abolished C.amended D.expired -
The manager, ( )a letter to his secretary.
A.pledged B.conveyed C.surveyed D.dictated -
These figures ( )no significance as they are statistically imperfect.
A.contribute to B.attach to C.conform to D.amount to