重写句子：Ihavecheckedmydocumentsseveraltimes.Istillcan’findttheproblem.(compoundsentence)
Hertalentandexperience______hertotherespectofhercolleagues.
Itrainedhardyesterday,______preventedmefromgoingtothepark.
Wateriscomposed_______hydrogenandoxygen.
乳牙出齐的年龄是（）
