1.一般情况下,在动词后加ing
2.以不发音的e结尾,去掉e加ing
3.以重读闭音节结尾,并且词尾只有一个辅音字母时,双写单词末尾的辅音字母,再加ing
猜你喜欢
- 1A,b互为相反数,c,d互为倒数,x的绝对值等于它的相反数的三倍,求(a-b)的平方+cd+x(a+b+c+d)的值
- 2因式分解:-3x的立方y+6x的平方y的平方-12xy的立方
- 3关于英语的2道选择题,
- 4f(x)=x^3-x求x=2的导数
- 5填空并翻译:He is one of the students who___the accident.(know)
- 6there ____(be) a lot of milk in the bottle
- 7负4 负3 负2 负1 0 1 2 3 4将这9个数分别填入9个空格中,使的横 竖 斜对角的3个数相加都相等.
- 8How long has she had the job?随便回答一个
- 91)won't the last long meeting
- 10跪求古诗词中描写水又含有水字的诗句、