By writing Paragraph 1, the author intends to______.
A．prove the accuracy of Yale's study
B．introduce the theory mentioned below
C．demonstrate the importance of eating fruits
D．claim children are fascinated about X-ray

未分类题The first paragraph of the text deals mainly with the earth atmospheres______.A．sheltering effectB．reviving effectC．invigorating effectD．cleansing effect

未分类题班级教养工作计划的实施与检查包括()。

未分类题会计账簿按其用途不同可以分为()。

未分类题According to the text, it is not surprising that______.A．business and education find so much in commonB．politicians expect education to be like businessC．the education world is managed by people from the business philosophyD．those who come from the business world think education should serve industry needs

未分类题内部选聘的优势在于()。