You are so lucky—What do you mean ____that?

There are so many kinds of pens in the shop ,I can’t decide ＿＿.

Catherine, I have cleaned the room for you.—Thanks. You _____it. I could manage it myself.

Kate often goes to work ______ breakfast. – It’s bad for her health.

It has been made __________ publicthat anyone who does harm to the environmentin __________ public placeswill be blamed by __________ public.