1. 简单现在式表示现在发生的动作或存在的状态。
简单现在式表示经常性或习惯动作，常与every day, often, always, usually, sometimes等频率副词连用。
简单现在式表示真理或客观事实。
2. 简单现在式的形式：主语除第三人称单数外，其他人称用原形动词；动词BE除第一人称单数用am，第三人称单数用is，其余一律用are；动词HAVE除第三人称单数用has，其余一律用have。
Hi, my friend, you look very good in this new suit.
你好，朋友，你穿着这件新衣服看起来很不错。
Really? You look smart, too.
真的吗？你看起来也很精神。
But you wear too many clothes today.
但今天你穿得太多了。
I often feel cold this time of the year.
这个季节我经常感觉冷。
But it is spring now. It is warm in spring.
但现在是春天了。春天天气暖和。
Do you remember? We are going to have a race today.
还记得吗？我们今天要进行一场赛跑比赛。
Why? You usually run faster than I do.
怎么了？你经常比我跑得快呀。
I don't feel quite good today.
我今天感觉不太好。
You are the winner today. You are my hero.
你今天是获胜者。你是我的英雄。
I feel really great today.
我今天感觉真好。
I am not the winner today. I really don't feel good today.
我不是今天的胜者。我今天真的感觉不太好。