It was not until midnight____ they reached the camp site.
A．that B．when C．while D．as
-----Are you pleased with the play?
------Not at all. It couldn’t have been___.
A．worse B．so better C．better D．the worse
----Did Jack come back early last night?
------Yes. It was not yet eight o’clock____ he arrived home.
A．before B．when C．that D．until
Almost every country is increasing the price of cigarettes____ reduce smoking.
A．so that B．so as to C．in order that D．as to
____many times, he still didn’t understand it.
A．Having been told B．Though to be told
C．Having told D．He was told
Would you like some chocolate?
--I’d like some, but I’m _____
A．on diet B．in a diet C．on a diet D．in diet
