tenses

TENSES

NO	NAMA TENSES	FORMULA	USAGE	TIME  SIGNAL
1	Simple present tense	S+V1/Vs+O	-To express habitual action.  Example:My sister reads newspaper everyday -To express  general truth.  Example :The fire is hot	Every day,usually,seldom,always,often, Ever,commonly Etc.
2	Present progressive tense	S+is/am/are+Ving	To express an activity that action is in progress during a particular time at the present time. Example:Toni is sleeping now	Now,right now,at present,this evening Etc.
3	Present perfect tense	S+have/has+V3+O	To express an activity that is finished at the present time. Example:You have already eaten bread	Since,already,so far,for,just now,never,recently,lately Etc.
4	Present perfect progressive tense	S+have/has+been+Ving	To express an activity that is done at the present time and still countinue up to now. Example:Lili has been singing for five minutes	Since,for,all morning,the whole day Etc.
5	Simple past tense	S+V2+O	To express an activity  that happend at the past time. Examle:Rita watched television last night	Last ........ ........ a go Yesterday Etc.
6	Past progressive tense	S+was/were+Ving+O	To express an activity that action is in progress  during a particular  time at the past time. Example:Tina was studying english at nineo’clock   p.m last night	At the same time yesterday At .....o’clock last.... When While As Etc.
7	Past perfect tense	S+had+V3+O	To express an activity that is finished at the  past time. Example: I had passed from senior high school in 2008	When After Before Etc.
8	Past perfect progressive tense	S+had+been+Ving+O	To express an activity that happened at the past time when another event happen. Example: Sika had been studying for two hours before her friend came	For When By last .... Etc.
9	Simple future tense	S+will/shall+O	-To express a prediction Example: According to  wheather report ,it will be cloudy tomorrow -To express a prior plan. example : you are going to paint my bedroom tomorrow. -To express willingness. Example: The phone ringing,i will get it	Tonight Later Tomorrow Next....... Etc.
10	Future progressive tense	S+will/shall+be+Ving+O	To express an activity that will be in progress at a time the future. Example:I will be studying  mathematic	At ...o’clock tomorrow All day tomorrow At the same time tomorrow By this time Etc.
11	Future perfect tense	S+will/shall+have+V3+O	To express an activity that will be completed before another time or event in the future. Example:I will have finished my homework by the time a go out on a date tonight.	By this time next.... By the end of........ By next week......
12	Future perfect progressive tense	S+will/shall+have+been+Ving+O	-To express an activity by either of these two tenses may begin in the past. Example:When Profesor Jodi retires next month , he will have been teaching for 45 years. -To emphasize tthe duration of an activity that will be in progress before another time or event in the future. Example:I will go to bed at ten p.m.Rani will get home at mid night.At midnight  I  will be sleeping for  two hours by the time Rani gets home.	By the end of.......... For By this time next...... For.........by......

REFERENCES :

 BETTY SCHRAMPHER AZAR.Understanding and using English Grammar Third Edition

RHIMA ENGLISH COURSE.Simple English Grammar