Although the couple didn't choose to sleep in the wild instead of in the hotel，it ________ unexpectedly beautiful.
| A．turned up | B．turned out | C．turned down | D．turned around |
To our surprise, the man looking very rude____ his son very carefully.
| A．take care | B．look after | C．attended | D．All of the above |
The theory he ____ about black hole isn’t understood by most of people.
A .put up B put down C put off D put forward
It will be many years ______ the doctors and medical scientists can find _____ for cancer.
| A．since; cures | B．when; treatments |
| C．before; cures | D．until; treaments |
The photo reminded me____ I had seen in London.
A what B .that C. of that D. of what
So amused ________ that I couldn’t help laughing when I saw the performance given by the children．
| A．I felt | B．did I feel | C．I feel | D．had I felt |