—What about the package of food? —You’d better ________ it at the service counter before entering the bookstore.

Although he has not gone to college，he shouldn't ________ studying for his degrees.

The tower clock was ________ eleven when I was walking towards home.

—What do you think________ an important part in their lives? —Pop music.

We believe that openness and honesty _____ the best relationships because that leads to trust and faith.