缺词填空
When Ann was watching cartoons on television, she s (1)  an advertisement for a competition(竞赛). The advertisement said, “A (2)  this question and you can win $50,000. Just p (3)  this number if you know the answer.” The question was e (4), so Ann knew the answer. She was very e (5)  and hoped that she was going to win a lot of money. She asked her mother if she could u (6)  the phone and try to win the prize.
Mrs. King said, “Don’t waste money. Look at the advertisement a (7)  . It says that each call will c (8)  you $10. That’s how the advertisers g (9)  money from thousands of people. If you’re l (10)  , they may send you a voucher(优惠券) to take $50 off the price of a holiday in South Africa-----but we don’t want to go there, and the price will be very h (11)  anyway. Take n (12)  notice（注意）of that kind of advertisement.”