______ wants to enter the company must show his ID at the entrance.
Helping others is a habit, _______ you can learn even at an early age.
Sam _____ some knowledge of the computer just by watching others working on it.
—Can you believe I had to pay 30 dollars for a haircut? —You should try the barber’s I go.It’s only 15.
Lots of rescue workers were working around the clock, supplies to Yushu, Qinghai province after the earthquake....
Mark have hurried.After driving at top speed, he arrived half an hour early.