The Simples
The Continuous
The Perfects
The Perfect Continuous
100

Simple future

1.Will – I will study English next year.

2.Immediate future – I am going to study English next year.

100

Past continuous

I was studying English when you called.

100

Present perfect

I have studied English in several different countries.

100

Present perfect continuous

I have been studying English for five years.

300

Simple present

I study English every day.

300

Present continuous

I was studying English when you called.

300

Past perfect

I had studied a little English before I moved to the US.

300

Future perfect continuous

1.Will – I will have been studying English for over two hours by the time you arrive.

2.Immediate future –I am going to have been studying English...

500

Simple past

Two years ago, I studied English in England.

500

Future continuous

1.Will - I will be studying English when you arrive tonight.

2.Immediate future  -  I am going to be studying English when you arrive tonight.

500

Future perfect

1.Will – I will have studied every tense by  the time I finish this course.

2.Immediate future  - I  am going to have studied every tense by the time I finish this course.

500

Past perfect continuous

I had been studying English for five years before I moved to the US.