The water in the river isn’t fit to drink, for you know, it __________.
| A．was polluted | B．was polluting |
| C．had been polluted | D．has been polluted |
Chinese culture has become ________ interest for people all over the world since the Shanghai Expo and many foreigners are discovering ________ history of China.
| A．the；/ | B．an；the | C．an；/ | D．the；the |
—Tim，you are leaving for Jiuzhaigou tomorrow. Why not pack your clothes and food up now?
—________.
| A．Good idea | B．Help yourself |
| C．Go ahead，please | D．Me，too |
soft
| A．tongue | B．consider | C．comb | D．geography |
charge
| A．machine | B．stomach | C．achievement | D．technology |
various
| A．programme | B．distance | C．pattern | D．parent |