a large amount of修飾不可數名詞。a large amount of意思是“大量的”。例句：A large amount of money was spent on the bridge.這座橋花了大量的資金。
amount的用法
（一）當amount用作名詞時。
1、amount 用于表示“量”“額”，如重量、金額等。
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2、amount of后一般接不可數名詞，有時也可接復數可數名詞，此名詞被視為某一“總量”或“綜述”。
例句：I didn"t expect the bill to come to this amount.我沒料到賬單達到這個金額。
（二）當amount用作動詞時。
1、amount用作動詞的基本意思是“合計,共計”,引申可指“等同,接近”。
2、amount是不及物動詞,常與介詞to連用。
例句：Her answer amounted to a complete refusal.她的答復等于是完全拒絕。
a large amount of的例句
1、You can get a large amount of information on the internet.
你可以在互聯網上獲得大量的信息。
2、I spent a large amount of my time on this work.
我在這項工作上花了不少時間。
3、A large amount of damage was done in a short time.
短期內造成大量損害。
4、After the rain, there is a large amount of flood in the city.
雨后，城市內澇。
5、It has a large amount of land.
它有大量的土地。
6、He has a large amount of mail to answer every day.
他每天有大量的信件要回復。
