说明
用现在分词还是用动词不定式作宾语补足语？
核心问题
The missing boys were last seen ____ near the river.
A. playing B. to be playing C. play D. to play(全国高考,94-25)
我认为选项 A 和选项 D 都是正确的, 是吗?
词典解答
虽然 see sb. doing/see sb. do 和 be seen doing/be seen to do 在语法上都是正确的,但是它们所表达的意义却是不同的。此题只能选 A。见 last(adv.), see sb. do/doing, feel 。