语法及练习3名词复数和动词三单.哥哥,姐姐,弟弟,妹妹.

语法及练习3名词复数和动词三单.哥哥,姐姐,弟弟,妹妹.
练习：写出下列各词的复数.
I _________ him _________ this _______ her ______ watch _______ book_______
child _______ photo ________ diary ______ day________ foot________ dress ________ tooth_______ sheep ______ box_______ strawberry _____ thief _______yo-yo ______ peach______ sandwich ______ man______ woman_______ paper_______ people________
二．动词三单的变化规则
1．一般情况下,直接加-s,如：cook-cooks,milk-milks
2．以s.x.sh.ch.o结尾,加-es,如：guess-guesses,wash-washes,watch-watches,go-goes
3．以“辅音字母+y”结尾,变y为i,再加-es,如：study-studies
练习:写出下列动词的第三人称单数.
drink ________ go _______ stay ________ make ________ look _________
have_______ pass_______ carry ____ come________ watch______
plant_______ fly ________ study_______ brush________ teach_______