Jawaban:

Tenses:

1. (+) I am buying a book today.

(-) I am not buying a book today?

(?) Am I buying a book today?

2. (+) Budi is buying a book today.

(-) Budi is not buying a book today.

(?) Is Budi buying a book today?

3. (+) My sister bought a book yesterday.

(-) My sister did not buy a book yesterday.

(?) Did my sister buy a book yesterday?

4. (+) They clean the room every day.

(-) They do not clean the room every day.

(?) Do they clean the room every day?

5. (+) The students are writing the lesson at the moment.

(-) The students are not writing the lesson at the moment.

(?) Are the students writing the room at the moment?

6. (+) We have already studied English.

(-) We have not already studied English.

(?) Have we already studied English?

7. (+) Adit and Roy will go to school tomorrow morning.

(-) Adit and Roy will not go to school tomorrow morning.

(?) Will Adit and Roy go to school tomorrow morning?

Penjelasan:

Jawaban merupakan materi pembelajaran Tenses (kala) yaitu Simple Present Tense, Present Continuous Tense, Present Perfect Tense, Simple Past Tense, Simple Future Tense dalam Bahasa Inggris.

Present Perfect Tense:

(+) Subject + Have/Has + Adverb (already) + Verb-3 + Object

(-) Subject + Have/Has + not + Adverb (already) + Verb-3 + Object

(?) (+) Have/Has + Subject + Adverb (already) + Verb-3 + Object + ?

Simple Future Tense:

(+) Subject + Will + Verb-1 + Object + Time Signal (Tomorrow morning)

(-) Subject + Will + not + Verb-1 + Object + Time Signal

(?) Will + Subject + Verb-1 + Object + Time Signal + ?

Present Continuous Tense:

(+) Subject + Tobe (is/am/are) + Verb-ing + Adverb of time (Now/today)

(-) Subject + Tobe (is/am/are) + not + Verb-ing + Adverb of time (Now/today)

(?) Tobe (is/am/are) + Subject + Verb-ing + Adverb of time (Now/today)?

Simple Present Tense:

(+) Subject + Verb-1 S/ES + Object + Time Signal (every day)

(-) Subject + Do/Does + not + Verb-1 + Object + Time Signal

(?) Do/Does + Subject + Verb-1 + Object + Time Signal + ?

Simple Past Tense:

Kalimat Verbal Positif:

(+) Subject + verb 2 + object + adverb of time (yesterday / last week)

(+) We attended the festival last week

Kalimat Verbal Negatif:

(-) Subject + did not + Verb 1 + object + adverb of time (yesterday / last week)

(-) We did not attend the festival last week

Kalimat Verbal Interogatif:

(?) Did + subject + Verb 1 + object + adverb of time (yesterday / last week)?

(?) Did we attend the festival last week?

Semoga membantu ya.