year.
[正] The number of teachers invited to the Teachers\' Day celebrations this year was larger than that of last
year.
注:a number of 是“若干,許多”的意思,后面應該用動詞的復數(shù)形式;第二個句子內(nèi) the number of 中的 number 是“數(shù)目”的意思,盡管后面接了復數(shù) teachers,但主語是單數(shù)的 number,所以動詞須用單數(shù)。