作是第三人称单数。? What is one and two? 一加二等于几??Eight minus five is three. 八减五等于三。Р动词三单式的变化规则Р规则变化?一般情况下直接+s ? work-works ask-asks see-sees?以s, x, ch, sh, o 结尾+es ? watch-watches go-goes do-does wash-washes?以辅音字母+y结尾,变y为i加es ? try-tries study-studies fly-flies?不规则变化 have-hasР三、一般现在时的句型转换Р1、当句子中有be动词时,则把be动词提到主语的前面变成疑问句;在be动词后面加not变成否定句.?例:She is a student.?→ Is she a student??→ She is not a student.?2、当句子中有情态动词时,则把情态动词提到主?语的前面变成疑问句;在情态动词后面加not变成否?定句.?例:I can swim.?→ Can you swim??→ I can not swim.Р3、当句子中即没有be动词,也没有情态动词时,则在主语前加助动词do, does变成问句;在主语后谓语动词前加助动词don’t, doesn’t变成否定句,助动词后的谓语动词要变成动词原形。?例:We get up at 7:00 every morning.?→Do you get up at 7:00 every morning??→We don’t get up at 7:00 every morning.?She has a little brother.?→ Does she have a little brother??→ She doesn’t have a little brother.
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