The pyramid ________how many years ago，do you know?
| A．dated back to | B．dated from |
| C．dates back | D．dates back to |
Sun Yang’s years of hard trainingwhen he finally won the Olympic gold medal.
| A．paid down | B．paid in |
| C．paid off | D．paid out |
—Take it easy! Don’t be so hard on yourself. Haven’t you beard “Failure is the mother of success”? —
| A．So what? | B．No way. |
| C．What for? | D．Thanks. |
By the time the doctor has made your lung checked, you_________ the result.
| A．gets | B．has been got |
| C．will get | D．is getting |
—I’m scared by those piles of homework.
—Don’t worry.there is much work, we’ll still have a great time.
| A．Even if | B．As though |
| C．In case | D．If only |
I remember my daughter used to ask questions that girls _______ would ask.
| A．twice her age | B．twice so old as she |
| C．as twice old as her | D．twice as old as her age |