Thank you __________ the photos .

Most people say that all ads don’t play tricks on them—_______Some are beneficial and encouraging

I certainly appreciate _____ us about the delay in delivering the materials because we had planned to begin work tomorrow.

What does the sign over there read?―“No person ______ smoke or carry a lighted cigarette，cigar or pipe in this area．”

re ______ we take the safetystandards, the further we can speed up the development of the school busindustry