(单选题)

What does the underlined phase “weighed in on” mean?

A.thought highly of

B.looked down

C.paid attention to

D.made fun of

参考答案：A

参考解析：

词义猜测题。根据最后一段Dr. Andy Myers 的话“For the first time we have been able to prove the physical and emotional benefits of places, far beyond any research that has been done before”可推知，Dr. Andy Myers认为这个研究开辟了先河，比之前的任何研究都好，所以对它“高度评价”。故选A。

知识点：阅读理解四选一英语专业基础知识阅读理解教师招聘-小学英语