见下表，该项措施的主要意义在于（   ）

根据句子意思或音标写出单词的适当形式。
My cousin Jack is in Class 2, G____ 7 in our school.
The family like eating in the r____  instead of (代替) at home on Sunday.
T____  is the fifth day of a week.
We do morning e____ every day.
There are 6 h____ students in my school.

The sports shoes are those____ (child).
Daniel ，____ (not talk) in class.
This pair of blue jeans ____ (be) beautiful.
Millie gets a lot of  ____  'preznts at Christmas.
Where are my ____   'trauz?z    ?

从 的侧面看到的图形是轴对称图形。（判断对错）

几种微粒具有相同的核电荷数，则可说明（　　）