Children under sixteen are not permitted to participate in such kind of activities ________ bad for their mental development.
| A．as is | B．as are | C．that are | D．that they are |
It was in a poor family ____ the great scientist was born.
| A．when | B．that | C．which | D．how |
I’m going to Europe tomorrow and all my friends will ____ at the airport.
| A．see off me | B．see me off | C．see of me | D．see me of |
Many people watched the ____ TV broadcast of the football match.
| A．live | B．alive | C．living | D．lively |
The boy wrote a ____ article last week.
| A．two –thousand-words | B．two-thousands-word |
| C．two- thousands-words | D．two-thousand-word |
Some Chinese students have ____ English well.
| A．difficulty in learning | B．difficulty to learn |
| C．difficulties learned | D．difficulties to learn |