-Hey, Molly, You______ on the phone just now. But you weren’t here and the man left a phone number.-Oh? I was in the library.
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.