选择题：The student.s first attempt at writing a play was

题目内容：

The student.s first attempt at writing a play was a far __________ from the work of Shakespeare.(本题3.0分)

A、 away
B、 way
C、 cry
D、 distance

参考答案：

Anne __________ from outside her home last Wednesd

Anne __________ from outside her home last Wednesday.(本题3.5分) A、 appeared B、 va

生产要素最佳组合的条件是（）选择一项：A. ＭＰＡ＝ＭＰＢ B. MＰA/PA = MＰB/PBC. MＰA/PA ＜ MＰB/PBD. MＰA/PA ＞

What does the underlined word “subjects” mean? ( )(本题2.5分) A、 Examinees. B、 Stu

生产要素的最佳组合点，一定是（）选择一项：A. 等成本曲线与生产可能性曲线的切点B. 等产量曲线与等利润曲线的切点C. 等产量曲线与等成本曲线的切点D.