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or people to breathe. 人們很難呼吸到新鮮空氣。 less為 little的比較級(jí),意為“較少的,較小的” 3. Even the beautiful little birds flying in the air are dressed in black and gray. 甚至連 飛在空中的 小鳥(niǎo)都披上了黑灰色的外衣。 be/get dressed (in) 打扮,穿著 … 4. The serious problem is that too many cars are running in the streets. 路上有太多的車在行駛,這是一個(gè)很嚴(yán)重的問(wèn)題。 ① 這是一個(gè) 表語(yǔ)從句 。 ② too many +可數(shù)名詞的復(fù)數(shù) “太多” 5. At the same time , the excessive waste gases which are given out by cars badly damage the air quality. 同時(shí) ,過(guò)多的 車輛釋放的