Question

--- I ______ Tom for three days. Is he ill?
--- I’m afraid so. The doctor said he needed ______.

1. A.
   haven’t seen; to be operated
2. B.
   haven’t seen; to be operated on
3. C.
   didn’t see; operating
4. D.
   haven’t see; operating

Answer 1

B
試題分析：句意：我已經(jīng)三天不見湯姆了。他病了嗎？——恐怕如此。醫(yī)生說他需要一個(gè)手術(shù)。結(jié)合語境可知上文描述的是現(xiàn)在已經(jīng)完成的動(dòng)作，故用現(xiàn)在完成時(shí)態(tài)。下文主語是動(dòng)作對(duì)象，故用被動(dòng)語態(tài)。Operate不能直接接賓語，需加介詞on，故選B。
考點(diǎn)：考查時(shí)態(tài)及動(dòng)詞。