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eat for half price, and children under 12( two at most) eat for free. Happy hour at Sports City Bar lasts from 6:00 p. m. to 8:30 p. m. Buy one soft drink, get one free. Place: the third floor of Sports Shopping Mall Tel: 65137766—2248 Choose the best answer according to the poster. ( ) 1. When can you enjoy the “Buy one, get one free” in Sports City Bar? A. On Tuesday. B. On Thursday. C. On Sunday. D. On Tuesday amp。 Thursday. ( ) 2. Who can have free lunch at the Sunday Family Buffet? A. Children under 12. B. All the children. C. Everyone. D. Adults. ( ) 3. The Sports City Bar is on the ______ floor of Sports Shopping Mall. A. first B. second C. third D. fourth ( ) 4. How much will your father pay if he and your tenyearold brother go to have lunch at the Sunday Family Buffet? A. 49 yuan. B. 98 yuan. C. 118 yuan. D. 147 yuan. ( ) 5. If you are 13 years old, you ______. A. need to pay 49 yuan for your lunch at the Sunday Family Buffet B. can eat for free at the Sunday Family Buffet C. can’t buy one, get one free in Sports City Bar D. must go to Sports City Bar with your parents B About ten men in every hundred have the trouble of color blindness in some way. Women are luckier, only about one in two hundred is affected(感染) in this matter. Perhaps, after all, it is safer to be driven by a woman. There are different kinds of color blindness. For example, a man cannot see deep red. He may think that red, orange and yellow are all shades(影子) of green. Sometimes a person can’t tell the difference between blue and green. Only a few unlucky men may see everything in shades of green—a strange world indeed. Color blindness in human beings is a difficult thing to explain. In only one eye there are millions of very small things called “cones(錐狀細(xì)胞) ”. These help us to see in the bright light and to tell differences between colors. There are also millions of “rods(桿狀細(xì)胞) ”, but these are used for seeing when it is nearly dark. They show us shap