10春学期《大学英语(2)》作业1-4

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10春学期《大学英语(2)》作业1
试卷总分：100       测试时间：--

•        单选题
•        判断题


一、单选题（共 15 道试题，共 75 分。）
V
1.  Experiments in the photography of moving objects ____in both the United States and Europe well before 1900.
A. were conducted
B. were conducteing
C. has been conducted
D. is conducted
      满分：5  分
2.  ____neglecting our education, my father sent me to school.
A. To be accused of
B. To accused of
C. Accusing of
D. Accused of
      满分：5  分
3.  I started my teaching career at the school. That was more than twenty years ago, and I ______ there ever since.
A. have been
B. was
C. has
D. am
      满分：5  分
4.  ___________ is necessary for modern society.
A. Buy and sell
B. Bought and sold
C. Buy and sells
D. Buying and selling
      满分：5  分