--Has your teacher returned from America yet? --Yes, but he _______ here for only three days before his company sent him to Africa.
I can’t find Mr. Smith .Where did you meet him this morning? It was in the hotel ___ he stayed. A. that B which C. the one D. where
____ that silver is not widely used as a conductor?
It was ___ he said ___ disappointed me.
It was ___she was about to go out ___the telephone rang.
---Who is making so much noise in the garden? --- ___ the children.