— What do you think of the girl?— She’s shy. She can’t even express herself __________ in public.
The dogs were made __________ as fast as they could.
Mrs. Smith was worried about both of her daughters, especially the ________ one.
None of us knew what had happened _______ they told us about it.
The government stops businessmen(商人)from providing teenagers ____ cigarettes (香烟).
I hope you good results in the exam.