句型转换We don't have much money to buy a car． We can not ______

句型转换
We don't have much money to buy a car． We can not ______ ______ buy a car．2．She was worried and the librarian was worried,too． She was worried and ______ ______ the librarian． 3．She was surprised to find him at the concert．____ _____ _____ ,she _____ him at the concert.4．My little brother is too young to look after himself． My little brother is not ______ ______ to ______ ______ ______ himself． 5．He went to bed at twelve last night． He ______ ______ to bed ______ twelve last night