关于Experimentshaveprove的百科

• Experimentshaveprovedthatchildrencan 

• 问题详情：Experimentshaveprovedthatchildrencan __41__(instruct)inswimmingataveryearlyage.AtaspecialswimmingpoolinLosAngeles,childrenbecomeexpertat __42__(hold)theirbreathunderwaterevenbeforetheycanwalk.  __43__(baby)oftwomonthsolddonotappeartoberel...
• 2021-10-2315498