现在进行时
形式: be + doing
标志词: now, nowadays, (at) present, at the moment, currently
用法: 1）表示此时此刻在做的事情
2）表示最近在做的事情
口语例句: Are you reading any books now? 最近在读书吗？
一般现在时
形式: v(s)
标志词: usually, normally, always, frequently
用法: 小作文开头/结尾（开头描述用一般现在时）
写作例句：
1）The chart illustrates the percentage of elderly people from 1940 to 1980 in three countries.
2）In coclusion, the table illustrates that London constructed the earliest railway, with the largest length.
口语例句:
Q: What does your father usually do in the day time?
A: Well, he gets up at extractly 8 o’clock and then wakes me up. Usually, he has breakfast with my mum, but he prefers to take a work outside first.
大作文与现在时有关的时态：
1）现在进行时: be + v.ing (Our society is developing fast. 我们的社会正在快速发展。)
2）一般现在时: v.(s) (Our society develops fast. 我们的社会发展迅速。)
3）现在完成时: have/has + v.ed (Our society has developed fast.)
4）现在完成进行时: have/has been v.ing (Our society has been developing fast.)
一般过去时
形式: v.ed
标志词: in the past/last…years/decades/century
yesterday/history
traditional(ly)/historical(ly)/conventional(ly)
用法: 一般过去时（过去了对现在无影响）
现在完成时（过去了对现在有影响）
口语例句:
Q: Describe a meal or dinner you had.
A: I’m going to talk about a memorable meal I had. It was right after my university graduation,
when I was about 21. My whole family came to see me graduate and it was a very proud day. After the ceremony,
we all went to a nearby restaurant, which was busy with other families who were all doing the same thing…
一般将来时
形式: be going to (说话这一刻已经决定)/will
标志词: soon/plan/project/want/future
口语用法: Describe a city you want/plan to go.
What kinds of work do you prefer in the future?
By
| in | by (相应的完成时) |
|---|---|
| in 1999 (一般过去时: v.ed) | by 1999 (过去完成时: had done) |
| in 2021 (一般现在时: v.(s)) | by 2021 (现在完成时: hava/has done) |
| in 2070 (一般将来时: will v.) | by 2070 (将来完成时: will have done) |