Mr. Smith came to our school in 2003. He _____ here for 10 years.

Where is your mother?— She has ______ to Sichuan on business. She has ______ there four times recently.

Why are you worried?—I’m expecting a call from my daughter. She New for three days.

Would you like tea or water?— _________ is OK. I really don’t mind.

The boy has poor eyesight because of _______ computer games.