Mary got up early________ she could prepare breakfast for her brother.
The Australian boy has a good __________ of Chinese and can express himself freely in it.
Be ___________ ---you can’t expect me to finish all this work in so little time.
—Do you like working as a waiter? —Yes, but I get tired ______ standing the whole day.
_____enough time and money, I'm sure I will do the work perfectly.
My interests include football, bowling and surfing the web ______ studying my favorite subjects.