根据下列句子及所给汉语注释，写出空缺处各单词的正确形式。（每空只写一词）
小题1:I’d like to be a _________(志愿者) in the next Olympics.
小题2:The machines are checked on a ________(定期的) basis.
小题3:In my spare time , I took a course in art and ________(设计).
小题4:The two ________(德国人) and three Englishmen are all my friends.
小题5:The students are mostly ___________(青少年) between 16 and 19.
小题6:I don’t think it good to keep small children sitting _________(直) all the time in class.
小题7:In spite of his illness, he carries on working as _________(往常).
小题8:His apartment is three __________(街区) away from our school.
小题9:His pet dog died and he ________(埋葬) it under a tall tree.
小题10:There is an _________(相等的) number of boys and girls in this class.
小题1:volunteer
小题2:regular
小题3:design
小题4:Germans
小题5:teenagers
小题6:straight
小题7:usual
小题8:blocks
小题9:buried
小题10:equal
题目分析：
小题1:根据句意和汉语提示：志愿者volunteer
小题2:考查形容词：定期的regular
小题3:考查名词：设计design
小题4:德国人German因为是两个德国人，用Germans
小题5:根据句意和汉语提示：青少年teenager用复数+s
小题6:考查副词：straight 笔直地，修饰sit
小题7:考查词组：as usual象平常一样
小题8:考查名词：街区block因为是三个街区，用复数+s
小题9:考查动词：埋葬：和died 并列用buried
小题10:考查形容词：相等的equal
点评：做此类题目时应该注意名词的数，动词的时态以及动名词和动词不定式，形容词的原级、比较级和最高级等，还应特别注意句子的固定用法和固定搭配。