Complete each of the following sentences with a (compound) word derived from the one(s) given in brackets.
We all know that( ) is the first requirement for learning. (concentrate)
【正确答案】:CONCENTRATION
【题目解析】:
concentration, 从句中is前面缺主语,用名词形式。
Complete each of the following sentences with a (compound) word derived from the one(s) given in brackets.
We all know that( ) is the first requirement for learning. (concentrate)
concentration, 从句中is前面缺主语,用名词形式。
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