—Can you come to help us with our work by 5 o’clock?—I don’t know if I can help;________.
Shortly after the book ___, the war between Iraq and America ____.
—The twins will fly to New York with their parents this evening? ---No.In fact, their plane ___ from Shnaghai ahead of time.
Bush spent I think a lot ___ time in voting than Kerry did.
---Have you had lunch? ----_____.
—Mum, I need a new schoolbag. ----But didn’t I buy you ___ three months ago?