听短文，在短文中填写所缺单词
    Tom is a____boy. He is eleven years old. He's two years younger than his____, Jim. Tom is 150cm and Jim is 160cm. Jim is 50 kilos and Tom is 60 kilos. Tom wants to lose some weight, so he tries not to eat too much____. He also____more exercise than____.
    ____morning he gets up earlier than Jim and he goes____for____minutes. He usually does it after school. After dinner, Tom often goes for a ____, and Jim likes____at home. Now Tom is much____than Jim. Jim thinks he____more exercise now. He and Tom will do exercise tighter.

下列各句中，划线的成语使用不恰当的一项是（  ）

如果△ABC中，∠A+∠B=∠C﹣10°，则△ABC是____三角形．

25 ℃时，下列溶液中微粒的物质的量浓度关系正确的是（   ）

读太阳直射点一年中移动的纬度变化示意图，回答下列各题。