_福建成考网

How did the author introduce the topic of this passage?

• A、By describing grammar errors made by kids.

• B、By sharing experiences of speech therapists.

• C、By using Tom' s case as an example.

• D、By stating his personal views to readers.

59.（）

29.（）

• A、typical 

• B、capable

• C、sure

• D、true