PREP-CR1：1-20
题目详情
| 题号 | 题目内容 | 耗时/秒 | 平均正确率 | 操作 | |
|---|---|---|---|---|---|
CR-062mak |
Although fullerenes--spherical molecules made entirely of carbon--were first found in the laboratory | 157 | 51% | ||
CR-ee2mbk |
Economist: On average, the emergency treatment for an elderly person for injuries resulting from a f | 157 | 79% | ||
CR-852mck |
The prairie vole, a small North American grassland rodent, breeds year-round, and a group of voles l | 157 | 71% | ||
