There is still________ who said he was ________ to reach the top of the mountain besides these two people.
| A．a third one；the first | B．the third one；the first |
| C．the third one；first | D．third one；first |
Ask American which city has the worst air pollution, and the answer is sure to be Los Angeles.
| A．some | B．every | C．any | D．all |
—Excuse me. Did you notice whether the No.108 bus had gone by?
—Not I’ve been standing here.
| A．as | B．when | C．since | D．while |
—How come you are late for class again?
— .
| A．Because I missed the bus | B．By bus and then on foot |
| C．Please excuse me | D．It’s quite wrongs |
—Henry has been teaching English in Beijing University for many years .
—It’s no he can speak Chinese so well and idiomatically .
| A．matter | B．doubt | C．problem | D．wonder |
—This returned Chinese scholar has become one of the top experts in this field .
—Yes , I know him very well . He in Africa with wild animals for eight years .
| A．has worked | B．had worked | C．worked | D．has been working |