According to the survey, two thirds of the area__________covered by trees now and 90% of the population__________contributions to the Greening Project in the city.
| A．is ; has made | B．are; have made |
| C．is; have made | D．are; has made |
31. I have no dreams ________ to have a happy life.
| A．rather than | B．more than | C．other than | D．less than |
30．One of the greatestof unhappiness，in my experience，is the difficulty we have in
accepting things as they are．
| A．reasons | B．styles | C．supplies | D．Sources |
29．Mr. Bush is on time for everything．Howit be that he was late for the opening
ceremony?
| A．could | B．should | C．may | D．Must |
28．Whether, an advertisement succeeds or not is decided by whether it has the culture
consciousness．
| A．on contrary to | B．in turn | C．to a great extent | D．by contrast |
27．Education reform，the Chinese government attaches great importance，has
attracted a lot of public attention．
| A．in which | B．to which | C．in that | D．to that |