The _____ (污染) water carried the virus.
Do youknowhow to_____（操纵）themachine?
We are _____(通知) by doctors to eat more natural food and take plenty of physical exercise.
The Chinese people should make a greater _____（贡献） to mankind.
My _____（印象）isthatheisagainstit.
The pagesof thedictionaryhavecurledupfrom_____（连续不断）use.
Sheputhisfailureto_____(缺乏)ofexperience.
Luckily,oneof thedirectorshelpedhimby_____（安排）hiseducation.
They aredetermined tostayinuntiltheir_____（要求）are met .
It was of course a_____（高兴）for them tomeet againafter separation.
The number of students of this school has __________ (减少).
Many undergraduates offer their v__________ service in the World Expo of Shanghai.
The p__________ stopped at the crossing to wait for the traffic light.
He __________ (解释) a difficult passage in a book.
The music he has c__________ is popular with the young.