读《最后的姿势》，找出文中正面描写的句子，抄在横线上。

构成神经系统的结构和功能的基本单位是____，它由____和____两部分组成．

网瘾低龄化问题已引起社会各界的高度关注，有关部门在全国范围内对12﹣35岁的网瘾人群进行了简单的随机抽样调查，得到了如图所示的两个不完全统计图．

请根据图中的信息，解决下列问题：

(A) 根据句意，在答题卡标有题号的横线上，写出括号内所给单词的适当形式。
____ It was raining ____________ (heavy) at this time yesterday.
____ Our headmaster is the        (strict) with us among the teachers who teach us.
____ They looked at our pictures, but they didn't show us ___________ (they).
____ Our English teacher has offered us some useful _______________ (suggest). I think they will help us a lot in our English study.