单词拼写：He is so s____that once he makes up his mind,no one can change him.

题目

单词拼写：He is so s____that once he makes up his mind,no one can change him.
Seeing the snake,there was a f_____look on her face.
There are two o____languages in Canade;one is English ;the other is French.
If you want to sell your product well you should a____it
He p_____to be doing his homework when his mother came into his room.

答案

solid
frightened
oral
advertise
pretended