There are some health problems that，when ________ in time，can become bigger ones later on.
| A．not treated |
| B．not being treated |
| C．not to be treated |
| D．not having been treated |
____________in The darkness that at she dared not move an inch．
| A．She was frightened so | B．So frightened she was |
| C．So frightened was she | D．So she was frightened |
Although he Was in poor health，Robert succeeded——other more famous engineers failed．
| A．which | B．that | C．what | D．where |
I've promised to keep it secret so I Can’t really tell you anything——what you know already．
| A．for | B．about | C．of | D．beyond |
I want to buy that kind of cloth because I have been told the cloth———well．
| A．wash | B．Washes | C．washed | D．is washed |
．A study shows that students living in non—smoking dorms are less likely to——the habit of smoking．
| A．make up | B．pick up | C．draw up | D．turn up |