. Going out for tea with friends increasingly popular during the past twenty years.
| A．becomes | B．became | C．has become | D．had become |
Key: C
—Yesterday we learnt the fifth, ________？
—I'm sorry, Mr. Li. I don't understand everything.
| A．didn't you | B．have you got it |
| C．do you think so | D．how about |
Wouldn't it be ________ wonderful world if all nations live in________ peace with one another?
| A．a; / | B．the; / | C．a; the | D．the; the |
—How was your recent trip to Sichuan?
—I've never had ________ one before.
| A．a pleasant | B．a more pleasant |
| C．a most pleasant | D．the most pleasant |
Isn't ________ rude ________ him to talk to his mother like that?
| A．that; for | B．that; of | C．it; for | D．it; of |
________of the people on the Net ________China's economy is among the strongest in the world.
| A．Four fifth; believes | B．Four fifth; believe |
| C．Four fifths; believe | D．Four fifths; believes |