Mary couldn’t make herself _______ attention to because her classmates made so much noise.

Good news.We will have a _______holiday. –I’ve heard of it.But it’s coming in_______.

Peter ________ to help our math teacher carry books yesterday.

I’m just wondering ___ I first met Tom.

Mum, why don’t you have the robot ________ housework for you?— Oh, it caught a virus, I should have it _________ at once.