So much progress ________ made in studies that he is sure to pass the coming examination.
Ask American which city has the worst air pollution, and the answer is sure to be Los Angeles.
—Excuse me. Did you notice whether the No.108 bus had gone by? —Not I’ve been standing here.
—How come you are late for class again? — .
—Henry has been teaching English in Beijing University for many years . —It’s no he can speak Chinese so well and idiomatically .
—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 .