这个问题怎么解决，只知道是顺序问题，刚学还不懂怎么解决，???
Caused by: android.database.sqlite.SQLiteException: near "creat": syntax error (code 1): , while compiling: creat table if not exists imooc_cost(id integer primary key,cost_title varchar,cost_date varchar,cost_money varchar)
