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【单选题】
南宋时，民间有“熟，天下足”的谚语，到了明清时期，“湖广熟，天下足”、“买不尽松江布，收不尽魏塘纱”的谚语十分流行。这一变化反映的实质问题是（）A.
经济重心已经向中部移动
B.
江浙一带的农业开始转型
C.
太湖流域经济开始大衰退
D.
江浙地区不再是经济重心
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反馈参考答案：
举一反三
【单选题】She had to ________ so that she could be heard by her parents. A. call up B. call out C. point up D. point out
A.
call up
B.
call out
C.
point up
D.
point out
【判断题】Sociologists and psychologists point out that Americans begin losing their ideas of liberty and individualism in the home.()
A.
正确
B.
错误
【单选题】The author ________.
A.
began to think of becoming a writer at Harvard
B.
had always been successful in his writing career
C.
went to Harvard to learn to write plays
D.
worked as a newspaper man before becoming a writer
【单选题】The author ______.
A.
began to think of becoming a writer at Harvard
B.
had always been successful in his writing career
C.
want to Harvard to learn to write plays
D.
worked as a newspaper man before becoming a writer
【单选题】I beg you to my ________ mistakes ________ me. [ ]
A.
point out; to
B.
point at; for
C.
pick; for
D.
say; out
【单选题】It's unfriendly ________others. [ ]
A.
point at
B.
to point out
C.
pointing at
D.
to point at
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