Whenever Steve sang in the shower, his voice _______ throughout the house.
Overloaded with work, many doctors now get far less sleep than they _________.
In the traditional Chinese calendar, each year _________a name of 12 kinds of animal.
The teacher had intended not to tell the students but his remark _________the answer to the question.
_________ in heavy school work, most senior three students have no free time to do what they want.
______ Air Asia aircraft of Indonesia, with 162 people on _____board, is reported to have crashed into the sea.