听力原文：M：How long did the exam take，Mary？W：We were allowed two hours，but I finished in l

A、听力原文：M：Howlongdidtheexamtake，Mary？
B、W：Wewereallowedtwohours，butIfinishedinlessthanhalfthetime．Mydesk-mateJeanhandedinherpaperjustintime．
C、Q：Howmuchtimedidthewomantakefortheexam？
D、(19)
A、Halfanhour.
B、Lessthananhour.
C、Onehour.
D、Twohours.