---Do you think yesterday’s math problem was difficult?---Yes. I could work it out.
Where ____Paul and Steve _____from ? A. do , comes B. does, come C. do , come
Lucy wants _____her grandma on October 10th. A. see B. seeing C. to see
What does he want _______? A. do B. to be C. be
The supermarket is ______Fifth Avenue . A. in B. at C. on
—Can you tell me how to play this computer game? —______. Let me have a look.