Modal verbs + have + past participle

Amy ______the teacher before she left. (tell)

Roy _____the beggar cross the road. (help)

We ____ against the authorities. (protest)

You _____ at the meeting. (speak up)

The children ______by now. (sleep)

Allen ____his smart phone on the table. (leave)

Jim ____about the practice.(forget)

It's still early. Ron ____the news. (hear)

Oh dear! Peter _____my key by mistake. (take)

You are in the wrong. You ____ your promise. (keep)