Jawab :

Present perfect tense adalah suatu pola kalimat dengan perubahan bentuk kata kerja yang digunakan untuk menyatakan / mengungkapkan suatu aksi / peristiwa masa lalu yang masih berlanjut sampai sekarang.

Jadi, peristiwanya baru saja terjadi, tetapi hasil atau akibat dari peristiwa tersebut masih bisa terlihat dan masih bisa dirasakan pada saat pembicaraan terjadi.

Selain itu, tenses ini biasanya digunakan untuk menunjukkan peristiwa atau membahas tentang pengalaman / perubahan yang berkaitan dengan suatu tempat.

Rumus Present Perfect Tense

Nominal

(+) : subject + have / has + been + complement

(-) : subject + have / has + not + been + complement

(?) : have / has + subject + been + complement + ?

Verbal

(+) : subject + have / has + verb 3

(-) : subject + have / has + not + verb 3

(?) : have / has + subject + verb 3 + ?

Nomor 1

The baby ... (cry) all night for hours.

(+) : The baby has cried all night for hours.

(-) : The baby has not cried all night for hours.

Nomor 2

My neighbors ... (discuss) about the village program.

(+) : My neighbors have discussed about the village program.

(-) : My neighbors have not discussed about the village program.

Nomor 3

The farmers ... (use) the hoe to cultivate the rice field.

(+) : The farmers have used the hoe to cultivate the rice field.

(-) : The farmers have not used the hoe to cultivate the rice field.

Nomor 4

Some tourist ... (buy) the souvenirs from the stall.

(+) : Some tourist have bought the souvenirs from the stall.

(-) : Some tourist have not bought the souvenirs from the stall.

Nomor 5

The government ... (build) some bridges for years.

(+) : The government has built some bridges for years.

(-) : The government has not built some bridges for years.