Simone
一般现在时定义一般现在时。表示通常性、规律性、习惯性的状态或者动作(有时间规律发生的事件)的一种时间状态一般现在时有三种形式1. 谓语是be(am/is/are)的一般现在时。①肯定形式：主语+be+表语(形容词、名词充当表语)。I am hungry.You are beautiful.He is a doctor.②否定形式：主语+be+not+表语(形容词、名词充当表语)。I am not hungry.You aren't beautiful.He isn't a doctor.③渗誉一般疑问句形式：Be+主语+表语(形容词、名词充当表语)?肯定回答：Yes,主语+be. 否定回答：No, 主语+ be+not.—Are you hungry?—Yes，I am./No,I'm not.—Is he a doctor?—Yes, he is./No, he isn,t.④特殊疑问句形式：特殊疑问词+Be开头的一般疑问句?—What is he?—He is a doctor.注意：be要随着主语变。2. 谓语动词是实义动词(及物动词或不及物动词)的一般现在时。①肯定形式：“主语+及物动词+宾语”或“主语+不及物动词”。She has a little brother.她有一个弟弟。The sun rises in the east.太阳从东方升起。②否定形式：“主语+don't/doesn't+及物动词+宾语”或“主语+don't/doesn't+不及物动词”。She doesn't have a little brother.她没有弟弟。I don't eat every morning.我每天早晨都不吃饭。③一般疑问句形式：“Do/Does+主语+及物动词原形+宾语”或“Do/Does+主语+不及物动词原形”。肯定回答：Yes,主语+do/does. 否定回答是：No, 主语+ don't/doesn't.—Do you eat every morning?—Yes, I do./No, I don't.—Does she have a little brother?—Yes, she does./No, she doesn't.④特殊疑问句：特殊疑问词+do/does开头的一般疑问句?What do you like?When do you go to school?注意：根据主语确定用do还是does。3. 谓语是情态动词can/may...+动词原形的一般现在时。①肯定形式：主语+情态动词can/may.....+动词原形+宾语。I can finish my homework.②否定形式：主语+情态动词can/may.....+not+动词原形+宾语。I can't finish my homework.③一般疑问句形游仔式：情态动词Can/May.....+主语+动词原形+主语神喊汪+宾语。肯定回答是：Yes,主语+情态动词. 否定回答是：No, 主语+ 情态动词+not.—Can you finish your homework?—Yes，I can./No, I can't.④特殊疑问句形式：特殊疑问词+情态动词can/may.....开头的一般疑问句?—What can you do?—I can do my homework.注意：情态动词can/may.....+动词原形。
