The house is too __________ (昂贵的) for us to buy.
This is the most __________ (复杂的) case I have ever handled.
They could give valuable help and __________ (可行的) advice.
The room was full of __________ (木制的) furniture.
I wish I could do something to __________ (减轻) your burden.
My new bike is light, strong and __________ (便宜的) 、
The area has a high __________ (百分比) of unemployed men.
He bought himself a pair of __________ (耐久的) trousers.