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课件网) Grammar Unit 2 Daily life observe 1. She keeps a diary every day. 2. I enjoy learning about different places in the world. 3. The Sun rises in the east. 4. The Earth goes around the Sun. Grammar A The Simple Present Tense The Simple Present Tense 一般现在时 1. 表示目前阶段经常发生的动作或存在的状态。 2. 表示客观真理。 3. 时间标志词：every..., always, usually, often, sometimes, seldom, never等。 The simple present tense Habits/ Routine/ Repeated actions 经常或习惯性发生的动作e We often play games. Current states 目前阶段常存在的状态e My home is close to my school. General truths or laws of nature 客观真理或自然现象 The Earth goes around the Sun. 1. be动词的一般现在时 肯定句：主语 + be + 其他 否定句：主语 + be + not + 其他 一般疑问句：be + 主语 + 其他？ 肯定回答：Yes，主语+be 否定回答：No，主语+be+not 1. 玛丽是一个学生。 Mary is a student. 2. 玛丽不是一个学生。 Mary isn't a student. 3. 玛丽是一个学生吗？ Is Mary a student 4. 是的，她是。 5. 不， 她不是。 Yes, she is. No, she isn't. 2. 实义动词的一般现在时 肯定句：主语＋实义动词＋其他 否定句：主语 + 助动词（do/does）+not +实义动词原形 + 其他 一般疑问句：助动词 + 主语 + 动词原形 + 其它？ 肯定回答：Yes, 主语+ do/does. 否定回答：No, 主语+do not/does not. 1. 玛丽每天阅读。 Mary reads books every day. 2. 玛丽不是每天阅读。 Mary doesn't read books every day. 3. 玛丽每天阅读吗？ Does Mary read books every day 4. 是的，她是。 5. 不， 她不是。 Yes, she does. No, she doesn't. 注意： ※当主语为第三人称单数时，实义动词要加s或者es。 ※助动词do/does后用动词原形。 He/She/It Change the following verbs into their third-person singular forms. listen talk ① We add -s after most verbs. listens talks pass push watch mix go do mixes passes pushes watches goes does ②We usually add -es after verbs ending in -s, -x, -o, -ch, -sh. fly study flies studies ③We usually change the -y into i and add -es to the words ending in a consonant and -y. 三单动词变化规则： 动词三单变化规则 一般情况下在动词词尾直接加 “s” ; 以字母 s, x, ch, sh, o 等结尾的动词，在词尾直接加 “es” ; 以“辅音字母加 y”结尾的动词，要变y为i加es ; 以元音字母加y结尾直接加s ; 不规则变化. have--has be--am/is/are talk_____ try _____ hope_____ stop_____ enjoy_____ play_____ say_____ buy_____ worry_____ fly_____ study_____ teach_____ brush_____ miss _____ finish_____ fix _____ watch _____ come_____ drive_____ shine_____ leave_____ wake_____ have_____ write_____ do_____ go_____ 给出下列动词的第三人称单数 talks tries hopes stops enjoys plays says buys worries flies studies teaches brushes misses finishes fixes watches comes drives shines leaves wakes has writes Exercise does goes -s/es 读音 /s/, /z/ /iz/ ①动词词尾+s/es在清辅音后如/p/, /t/, /k/, /f/ 读/s/ starts looks laughs ② 动词词尾+s/es在浊辅音如 和 元音音素后读/z/ goes has does ③ 动词词尾+s/es在/s/,/z/,/ /,/t /,/ /,/d /后读/iz/ passes watches closes plays gets 肯定句 一般疑问句 be动词的一般现在时: 一调二改三问号 一调：即把句中的be动词调到主 ... ...
