第1题：
What is happening when we give gifts? Most important, we are exchanging gifts. If someone gives me a gift for my birthday, I know that I am usually expected to give one on his or her next birthday. A gift builds up or confirms a social oblingation（义务）.
第2题：
Many modern critics of American literature have called Mark Twain, born Samuel Clemens, ______.
A. as America's greatest writer
B. was America's greatest writer
C. America's greatest writer
D. to have been America's greatest writer
第3题：
To Miss Bean the most important thing for a student is to ________.
A. pay close attention to what the teacher says
B. learn to think and have one’s own idea
C. keep silent and unnoticed in class
D. get special attention from the teacher
第4题：
A.Mark Twain published his last and most important novel.
B.F.Scott Fitzgerald received the Nobel Prize.
C.Freudian psychology influenced many modern writers.
D.Most writers were politically radical.
第5题：
A.many of
B.some of
C.the only one
D.one of
第6题：
One of the most important questions they had to consider was _________ of public health.
A．what
B．this
C．that
D．which
第7题：
A.Right.
B.Wrong.
第8题：
此题为判断题(对，错)。
第9题：
To most of the students, Economics ( )always an important subject, also a difficult one.
A、is
B、are
C、have been
D、was
第10题：
A.agricultural
B.industrial
C.manufacturing
D.mining industry