They __________ the room __________ the lost watch, but failed.
| A．searched；in search for |
| B．searched；in search of |
| C．searched for；in search for |
| D．searched for；in search of |
30．__________a diary every day and you’ll improve your writing．
| A．Keeping | B．To keep | C．Keep | D．If you keep |
29．If we had taken such effective measures much earlier, the fiver__________so seriously now.
| A．is not polluted | B．would not be polluted |
| C．had not been polluted | D．would not have been polluted |
28．Thousands of Haitians cheered as the Chinese medical team arrived，many of________even
cried with joy.
| A．those | B．them | C．wh om |
D．Who |
27．—Our women athletes achieved great success in the Vancouver Olympic Winter Games．
—Yes No one could perform_________, I think．
| A．well | B．better | C．best | D．the best |
26．A few days after the interview．I received a letter_______me admission to the university.
| A．offering | B．offered | C．having offered | D．to be offered |