10. - Can you show me your headmaster's office? -_____But I don't know if he is in at the moment.A. Go ahead B. You're welcome c. Of course not D. Sure
_____ about Lucy, the teacher called her parents to find out why she was so often absent from class.
—Do you mind if I smoke here? —_____.I’ve got a bit of cold these days.
He finds it hard to keep _____ with the change of society if he stops learning.
If you don’t go there, ______.
She is already 18 years old, but she _____ as if she were still a little girl.