1.直接加上ing,占大多数如:doing,playing.,seeing等
2.不发音e结尾的,去e加上ing
如:came-caming,make-making,dance-dancing等
3.以重读闭音节结尾,并且只有一个辅音字母的,双写辅音字母在加ing
如:begin-beginning,run-running,sit-sitting,shop-shopping等
猜你喜欢
- 1长方体的体积和表面积公式【用字母表示
- 2一张试卷中有15道多重选择题,每题有4个可能的回答,其中至少有一个是正确答案.一考生随机回答
- 3It will take you half an hour to get to the station,allowing for traffic delays.为什么用allowing?
- 4已知a为实数函数,f(x)=(x²+1)(x+a)若f ’(-1)=0求函数y=f(x)在[-3/2,1]上的最大值和最小值
- 5先化简,再求值:已知x2-3x-2=0,求代数式(x+1)(x-1)-x(2x-3)的值.
- 6my father,my mother and me还是my father,my mother and
- 7She'd like some ice cream for dessert?改为一般疑问句
- 8what can you do to help doing with enironment pollution
- 9一辆汽车早上7时出发,下午3时到达目的地,中午12时到1时休息,汽车每小时行55千米,两地相距多少千米?
- 10甲乙两车从两地相向开出6.5小时后两车相遇两地相距572千米甲车每小时行40千米乙车每小时行多少千米解比例