The problem with seeing famous tourist attractions is the steady_of people all trying to see the place at the same time, so I doubt whether it is worth it.
Now that their parents are dead, the poor boy doesn’t know ________ the money they left.
Look! Xiao Wang is too sleepy to work . He ____ up watching TV .
When somewhat better ________ academically, he returned home to continue his research.
_ properly, a car can be used for many years.
Only when he apologizes for his rudeness________ to him again.