肯定:
I have washed my shoes.
Tom has had his breakfast.
Mike has read that book.
This week my car has broken down three times.
She has been to Mexico last year.
Margaret has studied ballet since she was a child.
She has been in England for 3 years.
Man has walked on the moon.
My son has learned how to read English.
George has collected coins for ten years.
否定:
I haven't washed my shoes.
Tom hasn't had his breakfast.
Mike hasn't read that book.
She hasn't been to Mexico yet.
Margaret hasn't studied ballet since she was a child.
Man hasn't walked on Mars.
My son hasn't learned how to read English.
You haven't grown since the last time I saw you.
I haven't been to the United States.
Bill has still not arrived.
猜你喜欢
- 1乙烷加热分解生成乙烯和氢气的问题~
- 2英语感叹句中is it有什么作用?
- 3关于感恩贺卡
- 4高等数学题:limf(x)=A limg(x)=B 求证lim[f(x)g(x)]=limf(x)limg(x)
- 5一批货物,甲车单独运要8小时,乙车单独运要12小时,两车合运一小时后,还剩几分
- 6“笑对人生”的译文是Smile to life 还是Smile at life
- 7某服装厂有布1200米,先做大人服装150套,每套用布5米,剩下的做小孩衣服,每套用布3米,可以做小孩衣服多少套?(用方程解)
- 8几个数据结构判断题:1:数据的逻辑结构说明数据元素之间的顺序关系...
- 9一个鱼塘占地0.3公顷,平均每公顷放养7500尾鱼苗,鱼苗有草鱼和鲤鱼,草鱼是鲤鱼的1.5倍,问两种鱼各有多
- 10一个多项式加上x平方-3x三次方+2-3x四次方,得-x三次方-5x三次方+5,这个多项式是?