It is ______ for us students to learn English very well.(need)

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Itis______forusstudentstolearnEnglishverywell.(need)Itis______forusstudentstolearnEnglishverywell.(n

It is ______ for us students to learn English very well.(need)
It is ______ for us students to learn English very well.(need)

It is ______ for us students to learn English very well.(need)
necessary 必要的

necessory

needed
need此作实义动词用法