Jawaban:

C Rewrite the sentences by changing the nouns from plural to singular forms.

1. The shelf has many books on it.

note, karena singular, have berubah bentuk menjadi has. Dan kalimat ini menggunakan simple present tense

2. The woman told the child about her childhood experiences.

Menggunakan simple past tense

3. The peon served coffee at the meeting.

Menggunakan simple past tense

4. The monkey is on the roof.

menggunakan simple present tense

Note:

• have berubah bentuk menjadi has di dalam simple present tense jika subject berupa singular noun.
• untuk simple past tense tetap v2
• rumus simple present tense (active voice)

Subject + v1/v1+s (seperti has dan have, mereka masuk ke kata irregular verb)

• rumus simple present tense (active voice)

Subject + v2