题目内容
19．If everyone plays a part in protecting the environment，our world ________more and more beautiful．（ ）| A． | become | B． | becomes | C． | became | D． | will become |
分析 如果每个人都积极参加到保护环境中来，我们的世界将会变得越来越漂亮．
解答 答案：D
这是if引导条件状语从句，主句是一般将来时，从句用一般现在时，主句是our world ________more and more beautiful，应该用一般将来时，结构为will+动词原形，故选D．
点评 本题主要考查动词时态，做此类题目要注意时间状语、标志词．根据上下文所表达的含义，做出判断，本题主要考察一般将来时．
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