题目内容
3.Look!There's a sign over there.-It "No smoking".( )| A. | writes | B. | says | C. | is saying | D. | is writing |
分析 ---看,那边有一个标志.
---上面写着不要抽烟.
解答 答案:B.
表达的是客观事实用一般现在时,标志牌上写着用say,主语It三单,故答案是B.
点评 一般现在时:表示经常性的事情,经常性的动作或一般性事实.
时间状语:often 经常,usually通常,always 总是,every每个,sometimes 有时,at …在几点钟
只有在第三人称单数用动词的"三单变化",其他用动词的原形.
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