Professor Joan McLean’s course aims to______.A.ad
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Professor Joan McLean’s course aims to______.
A.add color and variety to students’ campus life
B.inform students of the windshield wiper invention
C.carry out the requirements by Mountain University
D.prepare students to try their own invention
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答案：D
题干意思为：教授琼·麦克林的课程主要是为了什么。根据第2段中 when students learn the answers to these questions,they are better prepared to recognize opportunities for inventing and more motivated to give inventing a try，即当学生了解到这些问题的答案，他们能更好地准备好来识别出发明的机会，并且更有动力来尝试着发明。由此可知，教授是为了鼓励学生自主发明。选项D为正确答案。