1.一般现在时:主语+do/does(现在分词)
e.g We clean the room every day.
2.一般过去时:主语+did
e.g We cleaned the room just now.
3.现在进行时:主语+am/is/are doing
e.g We are cleaning the room now.
4.过去进行时:was/were doing
e.g We were cheaning the room at 5:00 yesterday afternoon.
5.现在完成时:have/has done
e.g.We have cleaned the room already.
6.过去完成时:had done
e.g We had cleaned the room before he arrived.
7.一般将来时:will do/
e.g We will clean the room tomorrow.
8.过去将来时:was/were to /would do
e.g He said he would clean the room next.
猜你喜欢
- 1幽静的近义词和反义词
- 2一个数的小数点向右移动一位后比原来的数增加了2.7,原来这个数是什么?
- 3意识中说明战争之惨烈的句子是
- 4一块长方体的橡皮泥捏成了一个正方体,长方体和正方体谁的体积大,为什么?
- 5作出函数f(x)=-3x+4的图象,并证明它是R上的减函数.
- 6根据自行车尾灯的结构提出一个光学问题并作答
- 7在平原上,一门迫击炮发射的一发炮弹飞行的高度y(m)与飞行时间t(s)的关系满足y=−1/5t2+10t. (1)经过多少时间,炮弹到达它的最高点?最高点的高度是多少? (2)经过多长时间,
- 8一项工程甲单独做需二十小时完成乙单独做需十五小时完成开始两人合作中间甲休息了,几小时后又继续工作用了十小时完成甲休息要多少小时?
- 9I believe you can sense that I love
- 10有一个两位数,其十位数字比个位数字大2,这个两位数在50和70之间,你能求出这个两位数吗.