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Doctor: Let me have a look. Where do you work?
Bill: I work in an office.
Doctor: Do you play computer games?
Bill: Yes, a lot. I usually play computer games late at night.
Doctor: (3) ____________
Bill: (4) ______________________
Doctor: Well, you spend too much time in front of the computer.
Bill: What can I do?
Doctor: Stand up and do some exercise from time to time. Don’t play computer games too much.
Can I help you?
What’s wrong with me?
How long have you been like this?
That’s it.
take a dog for a walk
play football
ride
run
Why have they done it?
How long have they done it?
How do they feel now?
What exercise do they do?
Anna has had her dog for three months.
Wang Wei has played football for a year.
Richard has run since a week ago.
Daming has not done much exercise
since he got his computer.
Memory challenges (记忆大挑战)
Why has Daming had a headache?
How long has Anna had her dog?
How long has Richard run?