These machines can help recycle the waste which would ______be thrown away.

I sincerely regret that I have hurt your feelings, but I didn’t do it ______.

--- I’m driving to Jiujiang after breakfast. --- Take care, ______ with all this fog.

The guide told us that he would organize some business men abroad＿＿＿next week. 

—You don’t seem to be quite yourself today. What’s wrong? —Oh, I’m suffering from a cold. Nothing serious,  _____.