寫出下列動詞的ing形式,第三人稱單數形式及過去式 wash clean visit play limb watch 快快,今天。不現在就給答案
washing washes washed
cleaning cleans cleaned
vitising visits visited
playing plays played
limbing limbs limbed
watching watches watched
現在分詞一般都按他的規律來走,很少有特殊的、
a)在一般情况下,在動詞原形後直接加詞尾–ing.
名詞變複數
.一般名詞複數是在名詞後面加上“s”,如map→maps,bag→bags等;
2.以s,sh,ch,x等結尾的詞加“es”,如bus→buses,watch→watches等;
3.以輔音字母+y結尾的詞,變y為i加es,如baby→babies等;以母音字母+y結尾的名詞變複數時,直接加s變複數,如monkey→monkeys,holiday→holidays,storey→storeys(樓層);
4.以o結尾的名詞變複數時:
a)加s的名詞有:photo→photos,piano→pianos,radio→radios,zoo→zoos
b)加es的名詞有:
potato→potatoes tomato→tomatoes
5.以f或fe結尾的名詞變複數時:
a)加s的名詞有:
belief→beliefs roof→roofs
safe→safes gulf→gulfs
b)去掉f,fe加ves的名詞有:
half→halves knife→knives
leaf→leaves wolf→wolves
wife→wives life→lives thief→thieves
eg.go–going;do–doing;ask–asking;read --- reading
特別要注意:這和第三人稱一般現在時的詞尾變化不同,動詞詞尾如為“輔音字母+ y”時不變,在其後直接加–ing.
eg.study–studying;carry–carrying;fly–flying;worry–worrying;
b)在以不發音的e結尾的動詞後,去掉e,再加- ing.
eg.come–coming live–living dance–dancing make–making
c)在閉音節的單音節動詞後、以重讀閉音節結尾的多音節動詞,而末尾只有一個輔音字母時,將這個輔音字母雙寫(x除外),然後再加–ing.
sit–sitting;run–running;begin–beginning;forget–forgetting
d)在少數幾個以–ie結尾的動詞後:須將–ie變作y,再加- ing.(這些動詞詞典一般均注明)
eg.die–dying;tie–tying lie–lying