ayudaaa plis :3 ====================

a). Complete these affirmative sentences with the correct verb form in Present Perfect.

1. She …………………… (loose) her keys for the second time.

2. We ………………….. (keep) the biosecurity standards since the pandemic began.

3. Katty …………………………. (hide) behind the door.

4. I ………………………. (forget) my materials at home.

5. My dog ……………………… (sleep) for hours.

b). Complete these negative sentences with the correct verb form in Present Perfect.

1. You ………………..……… (not - finish) the evaluation yet.

2. Fanny ………………..…….. (not - be) to Argentina yet.

3. My cousin……………………………. (not - find) a job.

4. They ………………………….. (not - read) a single book.

5. He ………………………… (not - learn) Japanese yet.