Evidence has been found through years of study __________ children’s early sleeping problems are likely to continue when they grow up.
| A．why | B．how | C．that | D．whether |
----Our boss says the company is at _________ crossroads.
----Yes, it is challenging and demanding, but we shouldn’t lose _________ confidence.
| A．the; / | B．the; the | C．a; a | D．/; the |
Cloning humans has been _____ in the science world for many years and it is likely to continue .
| A．ridiculous | B．contemporary |
| C．controversial | D．contradictory |
The woman she acted in the film is ______ the women in the 1930s.
| A．typical of | B．conventional of |
| C．impressive of | D．consistent of |
The general manager thought _______ of these problems before he made the final decision.
| A．a good many | B．a great deal |
| C．lots | D．a plenty |
If only you __________ him what I said! Everything would have been all right.
| A．didn't told | B．hadn't told |
| C．would not tell | D．would have not told |