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【单选题】
固体和液体食物的胃排空开始的时间是A.
固体和液体食物进入胃后开始
B.
固体和液体食物进入胃后均延迟一段时间
C.
液体食物延迟一段时间，固体食物立刻开始
D.
固体食物延迟一段时间，液体食物立刻开始
E.
没有一定规律
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反馈参考答案：
举一反三
【单选题】Why is Bob feeling upset?
A.
a. He has no interests.
B.
b. He has too many interests that take up too much of his time.
C.
c. He thinks he has too many flaws and no strength at all.
【单选题】Bob was upset when he found that they had gone to the party_______him.
A.
except
B.
without
C.
besides
D.
beside
【简答题】When will Bob and Cindy go to Celebrations?
【单选题】---Bob looks upset. What has happened to him? ---Perhaps his failure to the exam___ his low spirits.
A.
accounts for
B.
looks for
C.
makes for
D.
takes for
【单选题】. --- What’s the matter with Jason? He looks a bit upset. --- Didn’t you know? When returning from his holiday last night, he found his house _____.
A.
broken in
B.
broken into
C.
broken out
D.
broken down
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