Question

Before the meeting, Jack went over the report again ______ a mistake might occur.

A．while

B．in case

C．so that

D．even if

Answer 1

B

连词辨析。A当…时；然而；B以防；C以至于；D即使。结合句意可知B正确；句意：在开会之前，Jack仔细的复习那个报告以防发生错误。