The step you have taken is ________ much risk（冒险）.
| A．one of | B．the one of | C．the one | D．that one |
The house seems as if it hasn’t been lived in for years.
| A．little white wooden | B．little wooden white |
| C．white wooden little | D．wooden whit little |
Here is a practical tip I from my mother.
| A．took up | B．gave up | C．made up | D．picked up |
Look out! Don’t get too close to the house the roof is under repair.
| A．whose | B．which | C．of which | D．what |
Is some American friends visited last week?
| A．this school | B．this the school |
| C．this school one | D．this school where |
. After two hours of walking, they came to the camp site, ______ .
| A．hungry and tiredly | B．hungrily and tiredly |
| C．hungrily and tired | D．hungry and tired |