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a number of + 可數(shù)名詞復(fù)數(shù) 謂語用復(fù)數(shù) the number of +可數(shù)名詞復(fù)數(shù) 謂語用單數(shù) an amount of + 不可數(shù)名詞 謂語用單數(shù) the amount of + 不可數(shù)名詞 謂語用單 a number of許多,謂語動詞用復(fù)數(shù).the number of…的數(shù)目,謂語動詞用單數(shù).The number of students is increasing. |
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