---Do you often see Mr Smith _____ on the playgroud?---No,but he is often seen ____ Chinese Kongfu in the square.A run;play B run; to play C running;play D running;to play选哪个呢?

问题描述:

---Do you often see Mr Smith _____ on the playgroud?
---No,but he is often seen ____ Chinese Kongfu in the square.
A run;play B run; to play C running;play D running;to play
选哪个呢?

选B
see sb. do sth.看见某人做了某事
see sb. doing sth.看见某人正在做某事

D

B.
感官动词see后有两种用法:
1、+doing. 表示看见正在做某事
2、+do. 表示经常看见做某事
但当see变为be seen 时,句子就变为be seen to do了,意为被看见做某事
另外,是Chinese Gongfu.