_____didyou_____bookhomelastweek. [ ]

. Rather than _______ on a crowded bus, I always prefer _____ an electric bicycle.

You always spend only a little time on your study. You really ____me down.— I’m sorry, Mum. I won’t do that again.

I don’t know ___________next. —-You’d better finish your homework first.

What ______your sister do last night?– She_____ her homework..