—— Excuse me, is this Mr. Brown’s office? —— I’m sorry, but Mr. Brown___works here.He left about three weeks ago.A. not now B. no more C not still D. no longer
17. ________ the grandparents love the children, they are strict with them.
16. _______ the punishment was unjust, he accepted it without complaint.
15. He is better than _______ I last visited him.
14. Why do you want a new job ____ you’ve got such a good one already?
13. Don’t play by the river _______ you fall in and drown!