Whenever I was in trouble, he would do what he could _____ me.
| A．help | B．helping | C．to help | D．helped |
Under no circumstancesto the teacher.
| A．is this the first time he has lied | B．this is the first time he has lied |
| C．is this the first time has he lied | D．this is the first time he is lying |
With Shanghai World Expo drawing near, volunteers are making use of every minute to ____ their foreign language because language volunteers must pass a written test and an interview.
| A．polish up | B．take up | C．use up | D．make up |
As the visiting prime minister puts, China’s influence in the world will continue to strengthen ______ its economy grows.
| A．although | B．until | C．as | D．before |
With the effects of global warming, trees their leaves much later in the year.
| A．are losing | B．have lost | C．lost | D．were losing |
August 8th, 2008 is a special day, ____, I think, that will be remembered by the Chinese forever.
| A．one | B．what | C．which | D．the one |