树叶是利用太阳能的高手，如能人工造出“树叶”，能源问题或许就能得到解决。最近美国科学家诺切拉宣布造出人工树叶。这种人工树叶形状像扑克牌，只需放入水中，置于阳光下，它便可以将水分解为氢气和氧气，并将这两种气体存储在燃料电池中，以此发电。这个发明被认为是人类寻找替代能源征程中一个里程碑式的发明。这表明 [ ]
A、正确发挥主观能动性，人可以创造有利于实践的具体联系
B、创造性思维和合理推论是推动事物发展的决定性因素
C、离开了人为事物的联系，自在事物的联系就不能存在
D、人们可以根据自身的需要创造条件，建立起新的联系
答案：A
| 完形填空。 | |||
| David, my neighbor, has two young kids who are five and seven. One day he was 1 his seven-year-old son Kelly how to push the lawn mower(割草机) around the yard. As he was telling him how to turn the mower 2 , his wife, Jan, called to him to ask a question. As David answered the question, Kelly pushed the lawn mower 3 through the flower bed at the edge of the lawn - 4 a two-foot wide path leveled to the ground! When David turned back and saw what had happened, he began to lose 5 . David had put a lot of time and 6 into making those flower beds the 7 of the neighbourhood. As he began to 8 his voice to his son, Jan walked quickly over to him, put her hand on his shoulder and said, "David, please remember we are raising children, not 9 !" Jan 10 me how important 11 is as a parent to remember our priorities (things that need attention before others). The window shattered(打碎) by a 12 , a lamp knocked over by a careless child, or a plate dropped in the kitchen are already 13 . The flowers are already dead. We must remember not to 14 to the destruction by breaking a child's spirit and deadening his 15 . A few weeks ago Mark Michaels, the owner of a store, and I were together 16 parenting. He told me while his family were out for dinner, his daughter knocked over her water glass. 17 the water was cleaned up without any blaming remarks from her parents, she looked up and said, "I 18 want to thank you for not being like other parents. Most of my friends' parents 19 have shouted at them and given them a lecture about paying more attention. Thanks for not 20 that!" | |||
| ( )1.A. teaching ( )2.A. up ( )3.A. nearly ( )4.A. leaving ( )5.A. hope ( )6.A. strength ( )7.A. pride ( )8.A. rise ( )9.A. flowers ( )10.A. called ( )11.A. this ( )12.A. mower ( )13.A.broken ( )14.A. attend ( )15.A. happiness ( )16.A. talking ( )17.A. Before ( )18.A. really ( )19.A. should ( )20.A. saying | B. helping B. around B. even B. staying B. control B. effort B. respect B. expand B. trees B. reminded B. that B. baseball B. shabby B. tend B. liveliness B. speaking B. After B. actually B. need B. doing | C. looking at C. down C. almost C. remaining C. mind C. power C. envy C. improve C. grass C. warned C. it C. chair C. torn C. add C. bravery C. telling C. Until C. eventually C. would C. thinking | D. asking D. over D. right D. finding D. heart D. courage D. honor D. raise D. vegetables D. told D. one D. book D. worn D. see D. humor D. discussing D. Since D. especially D. must D. Showing |