—Alan! Why are you so late?
—Sorry! When I         home, I met one of my old friends.

Mr. Liu has taught English        he came here.

I told him the news          he came back yesterday.

Usually, we don’t know how important something is        we lose it.

Don’t forget to wash your hands        you have meals.

—Would you like to go for a walk with me, Alan?
—I’d love to,        you don’t want to go alone.

—I wonder whether Brazil will win the match later tonight.
—Go to bed first. I will wake you up as soon as the match        .

Kate’s dad is getting old. She will go back home to see him        it is convenient.

My father spends much money on books,        he’s not rich.

She was        busy       she had no time to travel.