. In my opinion, this is not an economical way to get more water; ____, it is very expensive.
A. on the other hand B. on the contrary C. in short D. or else
Jenny was very sad over the loss of the photos she had shot at Canada, ____ this was a memory she
especially treasured.
A. as B. if C. when D. where
____ Chinese traditional painting, Sally has come to China to learn how to paint.
A. Adoring B. To adore C. Having appealed D. Appealing
Since everyone would like to find an apartment near the university, there are very few ____ apartments in the area.
A. free B. vacant C. empty D. reserved
The U.S.A. made a lot of excuses in an attempt to make war on Iran. However, its ____ purpose lay in the plentiful oil there.
A. incredible B. fundamental C. flexible D. identical
---You ought to have warned him of the danger!
--- ____! But he wouldn’t listen!
A. So did I B. So ought you C. So I did D. So I have
