- 试题详情及答案解析
- He will give us a report on how to study English well, but when and where ________.
| A．is still unknown. | B．hasn’t decided |
| C．is known | D．haven’t been decided |
- 答案：A
- 试题分析：考查主谓一致。本题考查who，which，what，when，where 等引导的从句作主语或单独引导疑问句时谓语动词用单数。句意：他将给我们一个关于怎么学好英语的报告，但什么时候、在哪里还没有决定。故A正确。
考点：考查主谓一致