动词第三人称单数词尾变化及读音动词第三人称单数词尾变化有三种形式
(1)一般动词在词尾加 -s,-s 在清辅音后读/ s/,在浊辅音或元音后读/z/ds读/dz/,ts 读/ts/
如:help→helps/helps/, know→knows/nuz/,get→gets/gets/,read→reads/ridz/(2)以字母 s,x,ch,sh 或有些以 o 结尾的动词加 -es,-es读/ iz/
如:guess→guesses/'siz/, fix →fixes/'fiksiz /, teach→teaches/'titiz/,wash→washes/'wiz/注意: go→goes/uz/,do→does/dz/(3)以辅音字母 +y 结尾的动词,先变y 为 i,再加 -es,-ies 读/ iz/
如:carry→carries/'kriz/,fly→flies/flaiz/注:在 play→plays/pleiz/,say→says/sez/中,字母 y 前为元音字母,第三人称单数形式直接在动词后面加-s
(4)特殊词例外
如:be→is,have→has 以不发音字母“ e”结尾的开音节词,如果尾音是[s],[z]时,加“ s”后字母“ e”发音,与所加“ s” ,一起读做 [iz]
如:close-closes [iz] 一般现在时练习一
用词的适当形式填空
What time_________ his father_________(do) the work
He _________(get) up at five o’ clock
__________ you _________(brush) your teeth every morning
What ________ ( do