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Caffeine ______ if you want to have a good sleep.
A．should be taken seven hours earlier
B．should not be taken
C．should be taken two or three hours earlier
D．should be taken little
答案
更多“Caffeine ______ if you want to have a good sleep.A．should be taken seven hours earlierB．sh”相关的问题
第2题
A．Y
B．N
C．NG
第3题
People who dont regularly drink caffeine tend to be more ______ to its negative effects.
A．sensible
B．sensational
C．sentimental
D．sensitive
第4题
Caffeine withdrawal symptoms
A.can become an ongoing problem
B.may last as long as a week
C.are weight loss and mental disorder
D.are usually short-lived
第5题
Caffeine withdrawal symptoms____________
A. can become an ongoing problem
B. may last as long as a week
C. are weight loss and mental disorder
D. are usually short-lived
第7题
The experiment mentionedin paragraph 4 finds that caffeine drinkers
A.. produce less melatonin.
B.sleep longer than decaf drinkers.
C.produce more urine at night.
D..wake up every three hours.
第8题
A．anxiety
B．sickness
C．heart beating
D．obesity
第9题
Caffeine is used to
A.reduce high blood pressure
B.relieve headaches
C.cure liver cancer
D.treat skin cancer
第10题
A．substance
B．material
C．matter
D．object
第11题
A．Y
B．N
C．NG
