We laugh at jokes，but seldomabout how they work．
| A． | we think | B． | think we | C． | we do think | D． | do we think |
The book didn’t _______to children probably because she employed too many scientific terms．
| A．apply | B．appeal | C．intend | D．adapt |
Selina has recently ___________ Chinese painting to please her grandmother who was born in China．
| A．taken on | B．taken off | C．taken up | D．taken over． |
Please remain ___________ until the aircraft has come to a complete stop．
| A．seating | B．seated | C．to seat | D．seat |
--- What on earth is that noise?
--- Oh, the next flat ___________．
| A．was decorated | B．was decorating |
| C．is being decorated | D．is to be decorated |
The ____________ on his face told me that he failed in the exam．
| A．sight | B．appearance | C．expression | D．impression |