Tense, Tense Markers & Structure

 Tense, Tense Markers & Structure

Present Indefinite Tense:

 Always, often, sometimes, everyday, daily, regularly, usually, normally, occasionally, generally, etc.

Structure: Subject +  verb in present form +  extension

Example: Parents usually (take ) special care for their children during examination.

Ans: take

Present continuous Tense:

Now , at this moment, at this time, at present, still, gradually, day by day, rapidly, still ,by leaps and bounds etc.

Structure:  Subject + am/is/are +  verb in ing form +  extension

Example: Urban population  (increase) day by day.

Ans: is increasing

Present Perfect Tense:

just, just now, already, in the meantime, yet, never, ever, lately, recently, till now , upto present, so far Structure: Subject+ have/has +verb in past participle form + extension.

Example: Scientists recently (find) that human activities are responsible for environment pollution.

Ans: have found

Present  Perfect Continuous Tense:

 Since+ time, For+ time, how long

Structure: Subject+ have/has been + verb in ing form+ extension.

Example: I (wait) for you here for half an hour.

Ans: Have been waiting

 Past Indefinite  Tense:

yesterday, ago, long ago, long since, last, last night, last week, last month, last year, as soon as, the day before yesterday, once.

Structure: Subject+ verb in past form + extension.

Example: Many events of great importance (take) place during the last century.

Ans : took

Past Continuous  Tense:

at that moment, at that time, then etc

Structure: Subject + was/were + verb in ing form + extension.

Example: His mother(sleep) in the bed at that time.

Ans: was sleeping

Past Perfect Tense:

Before , after

Structure: Subject + had + verb in past participle form + extension.

Note: i) Past perfect + before+ past Indefinite

         ii) Past Indefinite + after + Past perfect

Example: We (reach) the station before the train left

Ans: had reached

Future Indefinite Tense:

 tomorrow, next + time (day/ week/ month/ year/ century), coming +time (day/ week/ month/ year/ century), ensuing+ time (day/week/month/year/century), in the days/years to come.

Structure: Subject + shall/will+ verb in base form + extension.

Example: Global temperature(continue) to rise over the next century.

Ans: will continue

Future Perfect Tense:

by this time, by +time (month, year etc.)

Structure: Subject+ shall/will have + verb in past participle form+ extension

Example: She (reach) Chittagong by this time.

Ans: will have reached