The boy is very ______（懒惰的）and he never helps his mom with the housework.
Let’s stop working and ______（放松）ourselves for half an hour.
Sam usually goes to work early to a______the heavy traffic.
The singer’s v______is so sweet that most people like her songs.
It’s too dark in the classroom, and we can’t see the words c______on the blackboard.
I always take an a______part in the sports meeting at school.
