题目内容
You used to be quiet, _______ you?
A. used B. did
C. didn’t D. are
C
【解析】
试题分析：句意：你过去很内向，是吗？used to do sth表示过去常常做某事，其也有时态变化，反义疑问句中助动词用did，本句前半句表示肯定语气，故选C。
考点：考查反义疑问句
Fried food—dangerous food Number One. Try not to eat fried food because it can add the danger of cancer.
Sugar—public enemy（敌人）Number One. Do not eat sugar，or foods including sugar, like sweets, biscuits, and cakes.
Brown is better than white. Do not eat white bread or rice. Eat whole meal ?全麦的? bread and brown rice.
Vegetables, any day, any time. Eat as many vegetables as you like, but don't eat potatoes， carrots, sweet corns or peas too much.
Fruit—but always first. Always eat fruit before a meal, if possible 15 minutes before eating anything else. he only kind of fruit you should eat after a meal is strawberries. Drinking fresh fruit juice is also good for health.
Breakfast is the king. Have a big breakfast, with fruit juice, milk and whole meal bread. You can eat as much bread as you like, but only at breakfast, never at lunch or dinner. You can drink coffee, but don't drink too much.
Goodbye to big dinners. Dinner should be the lightest of the three meals. And try to have it as early as possible, not at nine o'clock at night.
Information Card
Food we should avoid（避免）eating | Fried food, 1.________________ or 2.________________. |
Food we can eat as many as possible | 3.________________. |
The best time to eat fruit | 4.________________. |
The most important meal of a day | 5.__________________. |