A)根据首字母及汉语提示,完成下列单词的拼写,使句意明确,语言通顺
21. Dinosaurs first a______ () about 230 million years ago.
22. We usually have lessons in a f______ () order every day.
23. These pupils will be Young p______ () on Children's Day this year.
24. Liu Wei lost his arms when he was a little boy, but he plays the piano with his feet and has received high p______ () from the art community.
25. Let's check the c______ () to make a better plan.

21. appeared
22. fixed
23. Pioneers
24. praise
25. calendar

21. 句意为“恐龙首次出现在大约2.3亿年前”，“出现”对应动词"appear"，根据时间状语"about 230 million years ago"可知需用过去式"appeared"，但题目要求拼写单词而非变形，首字母已提示为"a"，故填"appeared"。
22. "固定的"对应形容词"fixed"，首字母"f"提示，符合句意"每天按固定顺序上课"。
23. "先锋"对应"pioneer"，"Young Pioneers"为专有名词"少先队员"，需用复数形式但首字母"p"已限定，故填"Pioneers"（专有名词首字母大写）。
24. "赞扬"对应不可数名词"praise"，"receive high praise"为固定搭配，首字母"p"提示。
25. "日历"对应"calendar"，首字母"c"提示，符合"查看日历制定计划"的语境。

B)根据句子意思,用括号中所给单词的适当形式填空
26. My dad is a very (organize) person and he manages time well.
27. Love is the most (power) thing in the world.
28. Many students lose their points in their exams because of (care).
29. Don't be so (patient) with the old. Talk with them as much as you can.
30. Does Jim have any ideas? He's (create).

26. organized
27. absent
28. carelessness
29. impatient
30. creative

四、根据汉语意思完成句子
31. 在比赛中,我们要么领先,要么落后。
In the competition, we .
32. 会计师承担不起任何错误,所以他们的工作要达到高标准。
Accountants , so they need to work .
33. 不仅他而且他年迈的奶奶每年都给贫困儿童寄钱。
sends money to poor children every year.
34. 作为一个老师,你再耐心也不为过。
As a teacher, you .
35. 这次事故会让他对独自登山三思而行。
This accident can make him about going climbing by himself.

31. either take the lead or fall behind
32. can't afford any mistakes; to high standards
33. Not only he but also his elderly grandmother
34. can't be too patient
35. think twice

五、短文缺词填空
Everyone needs friends. If you$^{(36)}$f, there might be something wrong with your personalities. First, to make friends, you must be$^{(37)}$f. A smile often makes people like you. Smile at someone, and you are$^{(38)}$sto get a smile back. Friendly people also try their$^{(39)}$bto make others feel at home. Second, try to$^{(40)}$rnames. It makes your new friends feel happy when you call them by their names because you don't forget them. Third, if you do not$^{(41)}$awith other people, you should still be friendly. You always lose friends if you argue (争论) too much. Finally, don't$^{(42)}$bin those who leave their friends when they are in trouble. A friend in$^{(43)}$nis a friend indeed. In short, teenagers should have one$^{(44)}$oa group of good friends. They can discuss something$^{(45)}$dto say to their family members. That is very important in their growing-up years.

36. fail
37. friendly
38. sure
39. best
40. remember
41. agree
42. believe
43. need
44. or
45. difficult

36. 根据句意“如果你交朋友有困难，可能你的性格有问题。”结合首字母f，可知应填fail，fail to do sth. 表示“做某事失败”，if引导的条件状语从句，主情从现，主语you，动词用原形。
37. 根据后文“A smile often makes people like you.”可知此处表示“友好的”，结合首字母f，可知应填friendly。
38. 根据前文“Smile at someone”可知此处表示“一定会”，结合首字母s，可知应填sure，be sure to do sth. 表示“一定会做某事”。
39. 根据句意“友好的人也会尽他们最大的努力使别人感到自在。”结合首字母b，可知应填best，try one's best to do sth. 表示“尽某人最大的努力做某事”。
40. 根据后文“when you call them by their names”可知此处表示“记住”，结合首字母r，可知应填remember。
41. 根据后文“you should still be friendly. You always lose friends if you argue (争论) too much.”可知此处表示“同意”，结合首字母a，可知应填agree，agree with sb. 表示“同意某人”。
42. 根据后文“A friend in... is a friend indeed.”可知此处表示“相信”，结合首字母b，可知应填believe，believe in sb. 表示“相信某人”。
43. 根据谚语“A friend in need is a friend indeed.”可知此处表示“需要”，结合首字母n，可知应填need。
44. 根据句意“总之，青少年应该有一组或一群好朋友。”结合首字母o，可知应填or，表示选择关系。
45. 根据句意“他们可以讨论一些难以对家人说的事情。”结合首字母d，可知应填difficult，形容词作后置定语修饰something。