trytodo和trydoing的异同

仁爱版八年级上册Unit 2 易混淆单词和短语解析
Unit 2 Topic 1 易混淆单词和短语解析
1. 辨析:too much,much too,too many
too much意为“太多”,作为形容词修饰不可数名词,置于名词前。
much too意为“太”,作为副词短语,修饰形容词或副词原级,表示程度。
too many意为“太多”,作为形容词短语,修饰可数名词复数。
例句:他太胖了,因为每天吃太多肉和糖果。He is much too fat because he eats too much meat and too many sweets every day.
2. 辨析:while,when
while意为“当……的时候”,通常强调两个动作同时发生,其谓语必须是延续性动词,常用于过去进行时态中。
when意为“当……的时候”,其谓语可以是延续性动词也可以是非延续性动词。
例句:当他在公园里散步时,意外发生了。While he was walking in the park,the accident happened.
当我们到达山顶时,太阳正在升起。The sun was rising when we got to the top of mountain.
更多易混淆的单词和短语解析请参见下文。
