The book is of great _______（价值）to middle school students.
Now many classic Chinese poems are _______（广泛地）spread in the world.
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.
