She turned ______ the pages quickly _____ a practiced hand.
| A．on; at | B．over; with |
| C．back; for | D．for; by |
—Your hometown is so beautiful!
—Yes. What's more, _ _____ we live there is fresh air there is no in town.
| A．that | B．whether | C．where | D．when |
--- Tom, how about going for a picnic this weekend?
--- _________. I love getting close to nature.
| A．I’m afraid not | B．I couldn’t agree more |
| C．It’s well done | D．I don’t think so |
I was really anxious about you. You ______ home without a word.
| A．mustn’t have left | B．shouldn’t have left |
| C．couldn’t have left | D．needn’t have left |
Wilma became the first American woman to win three Olympic gold medals in track, ________ made her mother very proud.
| A．it | B．that | C．which | D．this |
She took her son, ran out of the house, _______ him in the car and drove quickly to the nearest doctor’s office.
| A．putting | B．put | C．to put | D．having put |