– I take photos here?– Oh, sorry. The sign says you take photos here.
--What’s the advantage of shopping online?--I think buyers _______spend a lot of time going to shops.
--What do you think of the 3-D printer?--It’s great although it still needs further ______.
_______valuable information you’ve offered us! Thanks so much!
This is ______ unusual course that is taught in ______ university, but it’s of no use to the real life.
I was just beginning to wonder _________.