18.　 Although they were from different cultures and had different __________ (背景), the two young men soon became good friends.

17.　 When you are learning news things. It is important to make use of _________ ( 以前的，先的)knowledge.

16.　 Don’t fell bad if you make a mistake a mistake. Keep ______( 记录) of your mistakes and try to learn from them.

15.　 It is certainly true that computers, cell phones and ________(数码的，数字的 ) cameras have become part of our everyday life.

14.　 Good solutions and new ideas are often the result of a change in __________ (观念，意识)

13.　 ________(创造性的)thinking is a conscious effort to break away from old thought patterns in order to explore new ___________(可能，可能性)

12.　 By preparing for and p___________ (参加) in the Special Olympics, _______ (精神，思想 ) disabled children and adults can develop their ability to move, improve their health and gain greater self-confidence.

11.　 He __________ (调整，调节 ) the telescope so that he could see the stars more clearly.

10.　 Some dogs have trained to help people who are __________ (视觉，视力 ) impaired.

9.　　　 It is not enough to have ___________ (同情) for the disabled. We should learn to respect them and help them understand their valuable role in society.