Studies have shown that scientists produce not only some of the best ideas, but also _____ bad ones.
| A．a great many of | B．a great deal of |
| C．;a large amount of | D．a great many |
The officer made his men_________his order at once.
| A．carry out | B．work out |
| C．make out | D．act out |
You may not agree,but_________I think she is a very good girl.
| A．generally | B．truly |
| C．personally | D．commonly |
John is a lazy student,one of_________ bad study habits is to leave for tomorrow_____ ought to be done today.
| A．his;something | B．whose;what |
| C．whom;that | D．his;that |
A new technique_________, the yields as a whole increased by 20 percent.
| A．working out |
| B．having worked out |
| C．having been worked out |
| D．to have been worked out |
Take this medicine,_________ you will be getting worse.
| A．or rather | B．or else |
| C．for that | D．for another |