题目

已知整式x2+x+2的值是6，那么整式4x2+4x-6的值是(       )   A.10                   B.16                     C.18                      D.-12 答案：A 完形填空（10小题，每小题1分，共10分）先通读短文，掌握其大意，然后从A、B、C、D四个选项中选出一个可以填入相应空白处的最佳答案。＂Nancy, try to cook for us today,＂ my mother called. ＂But Mom, I don’t know how to cook,＂ I said. ＂Today I will 1 you to cook, ＂ said my mother. I didn’t know 2 it would go, but I agree.I saw my mother cook rice before, so I did it easily. 3 when it came to cooking vegetables, I didn’t know how to do it. My father asked me to cut up one cabbage and make other ingredients(原料) 4 . ＂Now put some garlice(大蒜)into the pot. Then, 5 some turmeric(姜黄根粉)and put the cabbage. Don’t forget to add some salt.＂ My father stood next to me and told me what I should do 6 finishing the cabbage, I cooked beef soup. 7 , I finished cooking the meal in almost two hours. I 8 the food to my parents. They ate it and said it was wonderful. At last, it was 9 turn to eat the food. I thought it was terrible.From that day on, I learnt to cook. The first experience of 1 0 my own cooking was so terrible, but it taught me a great lesson. I started respecting(尊重) food, as I learnt that one had to try his best to cook it.【1】 A. shake B. question C. expect D. teach【2】 A. what B. how C. which D. where【3】 A. Because B. So C. But D. If【4】 A. ready B./span> traditional C. lucky D. similar【5】 A. fall B. cover C. pick D. add【6】 A. through B. after C. from D. before【7】 A. Quickly B. Loudly C. Finally D. Quietly【8】 A. served B. turned C. filled D. shared【9】 A. my B. his C. our D. their【10】 A. waiting B. reaching C. discussing D. tasting