Simple Present Tense
Simple Present Tense is a sentence that declares an act or activities that take place / occur at the current time in the form of a simple or a job done repeatedly, daily habits, events or acts that have nothing to do with time, and to express general truths.
(+) S + V1
(-) S + do,does + not + V1
(?) do/does + S + V1
exsample:
I am a singer (+)
I am not a singer (-)
Am I a singer (?)
Simple past tense
Simple past tense is used to talk about a completed action in a time before now. Duration is not important. The time of the action can be in the recent past or the distant past.
(+) S + V2
(-) S + did + not + V1
(?) dit + S + V1
Present/past Continous Tense
The present/past continuous describes actions or events in a time before now, which began in the past and is still going on at the time of speaking. In other words, it expresses an unfinished or incomplete action in the past.
(+) S + be + Ving
(-) S + be + not + Ving
(?) be + S + Ving
Simple future tense
The simple future refers to a time later than now, and expresses facts or certainty. In this case there is no 'attitude'.
(+) S + Will + V1 i will go
(-) S + Will + not + V1
(+) Will + S + V1
Present perfect tense
The present perfect of any verb is composed of two elements : the appropriate form of the auxiliary verb to have (present tense), plus the past participle of the main verb. The past participle of a regular verb is base+ed, e.g. played, arrived, looked. For irregular verbs, see the Table of irregular verbs in the section called 'Verbs'.
(+) S + has/have + V3(-) S + has/have + not + V3
(?) has/have + S + V3
EXERCISE
1.He (buy) a cake. (Simple Past Tense)
Answer :
(+) He bought cake
(-) He didn’t buy cake
(?) Did He buy cake?
2. Agus (forget) a key. (Present Perfect Tense)
Answer :
(+) Agus has forgotten a key
(-) Agus hasn’t forgotten a key
(?) Has Agus forgotten a key?
3. Yeri (make) the cake (Past Continous Tense)
Answer :
(+) She were making a cake
(-) She weren’t making a cake
(?) Were she making a cake?
4.The cafe (open) at 6am (Simple Present Tense)
Answer :
(+) The cafe open at 6am
(-) The cafe doesn’t open at 6am
(?) Does the cafe open at 6am?
5. Andri (drink) lemon tea (Simple Future Tense)
Answer :
(+) Andri will drink lemon tea
(-) Andri will not drink lemon tea
(?) Will Andri drink lemon tea?