— Must I go to medical school and be a doctor like you，Dad?
— No，you__________，son．You’re free to make your own decision．
| A．can’t | B．mustn’t | C．shouldn’t | D．needn’t |
Beijing _________a lot in the last ten years. It is one of _________ in China.
| A．changes, the largest city |
| B．changed , the larger cities |
| C．has changed, the largest cities |
| D．has changed, the largest city |
We really don’t know _________ with our problems in learning English.
| A．how to deal | B．how to do |
| C．what to deal | D．how do we deal |
They were walking ________ a forest after they swam _______ the river .
| A．through, cross | B．across ,through |
| C．through, across | D．across, across |
_______should not be allowed to get ears pierced.
| A．Twelve-year-old | B．Twelve-year-olds |
| C．Twelve years old | D．Twelve years olds |
What would you do if you had _________ dollars ?
| A．two millions | B．two millions of |
| C．two million of | D．millions of |