am not preparing to 現(xiàn)在進(jìn)行時(shí)表將來(lái).
The river having suffered heavy pollution 獨(dú)立主格結(jié)構(gòu),因?yàn)橹髡Z(yǔ)跟后面的it不一樣,所以要加上the river這個(gè)主語(yǔ).
am not preparing to 現(xiàn)在進(jìn)行時(shí)表將來(lái).
The river having suffered heavy pollution 獨(dú)立主格結(jié)構(gòu),因?yàn)橹髡Z(yǔ)跟后面的it不一樣,所以要加上the river這個(gè)主語(yǔ).