[字彙] beef

[strongwill (strongwill)]

請問

two kilos of beef 要視為單數還是複數??

以下兩個句子有沒有錯誤?

1. Two kilos of beef is too much.

2. There are two kilos of beef in the refrigerator.


第二句為什麼要用are ??

謝謝 ^^

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