I.Вставить нужную форму глагола "to be" в настоящем времени.
I ... free.
You ... free.
He/She/It ... free.
We ... free.
They ... free.
II.Вставить глагол в длящееся время).
I (work) at five o'clock yesterday.
You (work) at five o'clock yesterday.
He/She/It (work) at five o'clock yesterday.
We (work) at five o'clock yesterday.
They (work) at five o'clock yesterday.
III.Вставить глаголы в Present Perfect Tense (Настоящее совершенное время).Обратите внимание на порядок слов.
I (do) already my homework.
He (do) already his homework.
We (do) already our homework.
They (do) already their homework.​

ответ:I am free.

You are free.

He/She/It is free.

We are free.

They are free.

II.Вставить глагол в длящееся время).

I worked at five o'clock yesterday.

You worked at five o'clock yesterday.

He/She/It worked at five o'clock yesterday.

We worked at five o'clock yesterday.

They worked at five o'clock yesterday.

III.Вставить глаголы в Present Perfect Tense (Настоящее совершенное время).Обратите внимание на порядок слов.

I have done already my homework.

He has done already his homework.

We have done already our homework.

They have done already their homework.​

Объяснение:

Проще простого

I. I am free.

You are free.

He/She/It is free.

We are free.

They are free.

II. I was working at five o'clock yesterday.

You were working at five o'clock yesterday.

He/She/It was working at five o'clock yesterday.

We were working at five o'clock yesterday.

They were working at five o'clock yesterday.

III. I have already done my homework.

He has already done his homework.

We have already done our homework.

They have already done their homework.