Although the price of the gas ______, many people still plan to buy private cars.
| A．goes down | B．goes up | C．goes on | D．goes ahead |
The twins look alike,but they __________ in temperament.
| A．different | B．differ | C．distinguish | D．transform |
They closed the road in a(n) __________ to reduce traffic in the city.
| A．response | B．meaning | C．intention | D．attempt |
The top of the hill is _________,but the trees grow part way up its slope.
| A．empty | B．vacant |
| C．blank | D．bare |
Happy birthday,Alice!So you have __________ 21 already.
| A．become | B．turned | C．grown | D．passed |
Don’t leave matches or cigarettes on the table within __________ of little children.
| A．hand | B．reach | C．space | D．distance |