根据短文内容和所给首字母,在空格内填入一个适当的单词。

     Many people now think that teachers give too m   1    tests in class and too m   2     homework after

school. So children do not have any t   3   for other activities. If teachers and parents t   4   to each other

about the problem, they can work it o  5   together.  Teachers should t   6   to make the tests e  7     and

create(创作) the homework better. Besides(除此之外),   parents should h     8   their  children develop

(养成) good study habits(习惯). Then, the students will b   9   happier and h  10  .

正常人眼在视近物时的视觉调节过程包括

A．晶状体变凸，瞳孔缩小，视轴会聚

B．晶状体变凹，瞳孔不变，视轴会聚

C．晶状体变凸，瞳孔缩小，视轴不变

D．晶状体不变，瞳孔缩小，视轴会聚