1． It's __________ (delight) to see so many beautiful flowers.
[答案] delightful
2． While visiting the art __________ (exhibit), we discussed the great artists' works.
[答案] exhibition
3．The electronic waste stream is increasing three times faster than __________ (tradition) garbage as a whole.
[答案] traditional
4．The __________ (express) on her face suggested that she was delighted with the result.
[答案] expression
5．The __________ (adopt) girl is well looked after in the family.
[答案] adopted
6．In a word, my life will be much richer and more __________ (colour)．
[答案] colourful
