Would you please repeat the grammar rules again? —Of course, but I am sure that you _______ to me carefully, as I have told you twice already

My father is not here, you’d better call him ________3 p.m.________ 5 p.m. tomorrow.

Her mother does not _____ of her going to study in the United States alone.

Most Brazilians get along well with each other, _________ they are from different races(种族), including Americans, European settlers, and Africans,.

When I was tired of my work, I wouldmy belongings and go on a short trip.