The project alongside with the experiment we had once devoted so much time__________ perfectly.
| A．to work out | B．to working out |
| C．to worked out | D．has worked out |
a diary every day and you’ll improve your writing．
| A．Keeping | B．To keep | C．Keep | D．If you keep |
If we had taken such effective measures much earlier, the riverso seriously now.
| A．is not polluted | B．would not be polluted |
| C．had not been polluted | D．would not have been polluted |
Thousands of Haitians cheered as the Chinese medical team arrived，many of ______even cried with joy.
| A．those | B．them | C．whom | D．who |
—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 |
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 |