问题
选择题
—How much is _______ for a schoolbag?
—Experts say students should carry_______ more than 10 or 15 percent of their body weight.
A．far more; no
B．too much; not
C．very much; any
D．many more; much
答案
答案：B
这题考查词组;第一空填too much“太多”，第二空填not ，not more than“最多”，句意是：--对书包来说多少是太多？--专家说学生背的东西最多是身体重量的10%或15%选B。