一、一般现在时：
1．构成：使用动词原形，第三人称单数须有变化。
（1）直接加“s”，works，takes
（2）以辅音加“y”结尾，变“y”为“i”，再加“es”
carry → carries
（3）以“o, s, x, ch, sh”结尾的动词加“es”
goes dresses watches brushes
2．功能：
（1）表现在的事实、状态或动作：
eg: ►. Birds fly.
►. She loves music.
►. Mary's parents get up very early.
（2）表习惯性动作或职业，常与often，sometimes，usually，always，every week，seldom，occasionally，frequently等时间副词连用。
eg: ►. I always take a walk after supper.
►. She writes to me very often.
►. Tom and his girlfriend go out to take a picnic occasionally.