VOA慢速英语:College Entrance Exams Cancelled in S. Korea, Hong Kong

短语讲解：

1. We are extremely concerned about any activities that could (have an effect on) the fairness and integrity of the test,” he said.

concern about 使（自己）关心…
例句：She showed great concern about you.
她很为你担心。

2. When individuals attempt to profit by stealing test materials and selling them, it can hurt thousands of students who did nothing wrong, as it has in this case.

thousands of 数千的
例句：The game drew thousands of spectators.
这场比赛吸引了数千名观众。

3. The ACT college entrance test competes with the SAT.

compete with 与…抗争
例句：Here was a car priced to compete with the small imports.
这部车的定价可与进口的小车竞争。