offer怎樣加ing
offer加ing: offering
現在分詞加ing規則如下:
1)一般情況下直接加ing
think---thinking
sleep---sleeping
study---studying
speak---speaking
carry---carrying
say---saying
2)以不發音的字母e結尾的單詞,去掉字母e,再加ing
wake---waking
make---making
come---coming
take---taking
leave---leaving
have---having
3)以重讀閉音節結尾,先雙寫末尾的輔音字母,再加ing。
cut--cutting
get--getting
hit--hitting
4)以y結尾的動詞直接加ing
carry——carrying
enjoy——enjoying
5)以ie結尾的動詞,把ie改為y,再加ing
die---dying
lie---lying