—Excuse me,may I take a seat here? 一____________.The man on the seat has left.
It’s ___6:00 . Let’s go home. A . at B. on C. around
Shanghai is bigger than _____ city in China. A. any B. other C. any other
The teacher tells us not ______a hat in class. A. wear B. wearing C. to wear
Most animals walk ____ four legs. A. of B. to C. on
What do you usually do____ Sunday mornings. A. in B. at C. on