If he takes on this work, he will have no choice but __________ an even greater challenge.
| A．meets | B．meeting |
| C．meet | D．to meet |
They _____a lot through group work on the sports field.
| A．earned | B．gained | C．won | D．achieved |
Do you still remember the chicken farm _______ we visited three months ago?
| A．where | B．when | C．that | D．what |
Better _____ all the lights are turned off before you leave the classroom.
| A．to be sure | B．to make sure | C．be sure | D．make sure |
He lives in a _____ city, I mean in a city that is ______ .
| A．faraway… far away | B．faraway … faraway |
| C．far away … far away | D．far away … faraway |
4. It is reported that China’s ______ first Mars probe Yinghuo-1 will be launched with the help of _____ Russian launch vehicle in Oct. 2009. (China Daily)
| A．不填;a | B．the; a | C．不填; the | D．the; the |