题目内容
1.Egg prices usually in the spring when they are most plentiful.( )A. | are dropping | B. | drop | C. | have dropped | D. | will drop |
分析 春天当鸡蛋供应很充足时,它的价格通常下降.
解答 答案:B 结合选项可知"Egg prices usually in the spring"陈述的是鸡蛋价格通常在春天下降这一事实;句中的副词"usually:通常"也表明本句要使用一般现在时;"Egg prices"是表示复数的名词短语用作主语,所以动词要用原形.故选B
点评 本题考查的是一般现在时的用法.即一般现在时可以用于表示经常性,习惯性的动作或用于陈述某一事实或客观真理,句中常用的副词有often,always,every day/month/year…,usually,sometimes等.
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