Crusoe’s dog became ill and died, made him very lonely.
Since___1980s, the new technology has been used on trains in _____Europe.
— Hello, Tom . Can I help you ? —Yes. Please _______the note to him as soon as you see him.
—Excuse me , Sir. Where is the gym? —Take the lift to the tenth floor, and you ________ find it.
By using ears one can tell the direction _____ a sound comes.
Don’t forget to take your cellphone with you _____ you can call for help if necessary.