PREP-SC1：181-200
题目详情
| 题号 | 题目内容 | 耗时/秒 | 平均正确率 | 操作 | |
|---|---|---|---|---|---|
SC-ec6p1h |
The number of people flying first class on domestic flights rose sharply in 1990, [u]doubling the in | 129 | 47% | ||
SC-1d6p2h |
The organic food industry has organized a successful grassroots campaign-[u]using Web sites, public | 129 | 71% | ||
SC-7bcp3h |
Despite recent increases in sales and cash flow that have propelled automobile companies' common sto | 129 | 41% | ||
