男性右腹沟疝多见的原因是（） A.未闭的鞘状突为一条细小管道 B.鞘状突下段闭锁而上

阅读，判断正(√)误(×)。

      The summer is coming. The summer is hot. Li Ming's favourite season is summer. In summer, he usually

goes swimming. He puts on his shorts, T-shirts and sandals. Sometimes he goes for a walk with his parents

and he plays with his friends. He is very happy. He thinks the summer is so fun.

( ) 1. The summer is hot.

( ) 2. He doesn't like the summer.

( ) 3. Li Ming usually goes swimming.

( ) 4. He doesn't like to go for a walk.

促进心理健康的原则不包括（）。

A.树立以自我为中心的意识

B.社会适应自如

C.保持良好的人际关系

D.保持良好的情绪

E.提高心理调节和应对能力

为什么碱类具有相似的化学性质？

在飞行中，如果有旅客提出要将其所带的药品冷藏，可以将药品放在（）

A.冷藏箱

B.冰桶内

C.冷风餐车内

D.清洁袋里放冰冷藏，由旅客自己保管

对人的人格个别差异所作的测验是指（）

（A）智力测验

（B）气质测验

（C）人格测验

（D）能力倾向测验