My sister could speak French fluently （at the age of ten）.对括

My sister could speak French fluently （at the age of ten）.对括 my sister could swim__________the age of ten A on B of C at Linda could ride a bike at the age of seven 对 at the age of i could swim at the age of ten为什么用at 4.Wei Hua could hardly speak English at the age of 4. Little tom began (learn)French at the age of 5. Tom can speak French very fluently.fluently修是什么词 I could swim at my age of five .同义句 At the age of eight ,I < > speak a little English. i could swim _______the age of ten. The little boy could (dress)himself at the age of I could swim at the age of seven同义句