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【单选题】
我们将在东区停留半小时,供大家游览、留影。We will spend ______ in the eastern part of the garden. You are free to stroll around and take some photos.A.
half hour
B.
half one hour
C.
one half hour
D.
half an hour
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举一反三
【单选题】What is a possible reason why some people are "hotheaded"?
A.
imagery
B.
techniques
C.
family background
【简答题】外毒素免疫原性强，其抗体称为【填空】。A. 抗毒素
【单选题】According to the writer of this passage, a possible reason for the disappearances is that __________.
A.
the sailors and airmen were taken away by people from space for scientific research
B.
Some navigational instruments ran out of order and therefore caused the ships sinking and the planes crashing
C.
the sailors and airmen could not stand the extreme weather conditions and they died natural death
D.
Some sailors and airmen were inexperienced and were responsible for the accidents
【单选题】What is one possible reason that antihistamine recommendations increased after 2008?
A.
Doctors believe antihistamines are more effective at treating colds.
B.
Doctors believe that allergy rates have increased among children.
C.
Parents expect doctors to give some kind of prescription to sick children.
D.
All of the above options are correct.
【单选题】What is the possible reason for the decrease of American's standard of living according to some studies?
A.
Because more and more married wowen work outside the home.
B.
Because many service jobs pay low wages.
C.
Because the rapid development of service economy.
【单选题】According to the author, what is one possible reason for the disappearances?
A.
The sailors and airmen were taken away by people from space for scientific research.
B.
Some sailors and airmen were inexperienced and were responsible for the accidents.
C.
The sailors and airmen could not stand the extreme weather conditions and they died natural death.
D.
Some navigational instruments ran out of order and therefore caused the ships’ sinking and the planes’ crashing.
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