- 试题详情及答案解析
- His mother happened _______ when his program was shown on Channel Young.
| A．watching TV | B．to watch TV |
| C．to be watching TV | D．being watching TV |
- 答案：C
- 试题分析：考查非谓语动词。本题考查动词happen的用法：happen to do碰巧做，根据when his program was shown on Channel Young可知用不定式的进行时。句意：当他的节目在《生活时尚频道》播出的时候，他的母亲碰巧在看电视。故C正确。
考点：考查非谓语动词