A) acquire B) obtain C) derive D) result
■题目相关单词解释
expression:n. 表达,语法,措辞;
acquire: v. 获得
obtain:v. 获得,流行,达到;
derive:vt. 得到，追寻…的起源，派生，引出;vi. 由来，衍生
result:n. 结果,成绩,答案;v. 产生,起于,致使
2,Tom, did it ever ________ to you that you would be punished for cheating on exams?
A) happen B) occur C) reflect D) strike
■题目相关单词解释
punish:v. 处罚,惩罚
happen: v. 发生,发生,恰巧
occur:v. 发生,想到,存在
reflect:v. 反映
strike:n. 罢工，攻击;vt. 打，击，敲，冲击，给…以深刻印象;vi. (钟)鸣响，罢工，袭击
3,In the U.S. 88 percent of smokers had started before they were 18, despite the fact that it is ________ to sell cigarettes to anyone under that age.
A) liable B) liberal C) irrational D) illegal
■题目相关单词解释
liable:a. 有义务的,应负责的;有...倾向,易于...的;可能的,大概的.
liberal:a.自由主义的;慷慨的,大方的;心胸宽阔的,开明的;自由的,不受约束的.
irrational:n. 无理数;a. 无理性的,不合理的
illegal:a. 违法的,不合规定的
