The researchers found children who play with puzzles between 26 and 46months of age have better spatial skills when assessed at 54 months of age.
這里的when是主語嗎？when不是副詞嗎，如何能做主語？
來自2020卷二B
when不是主語，是連接詞，when后你可以視為省略了they are。
The researchers found children who play with puzzles between 26 and 46months of age have better spatial skills when assessed at 54 months of age.
這里的when是主語嗎？when不是副詞嗎，如何能做主語？
來自2020卷二B
when不是主語，是連接詞，when后你可以視為省略了they are。