—I bought this shirt for 35 yuan yesterday. —It’s on sale today for only 29. You should have waited. —Oh, really? But how ________ I know?
(2012年江西卷,23)My brother would like to buy a good watch but ________was available from that shop.
This sort of attitude on the part of the boss ________a very pleasant atmosphere to work in.
I haven't seen you for a couple of days. What have you been up________?
James took the magazines off the little table to make ________for the television.
It is generally believed that teaching is ________it is a science.