請依下文回答第 47 題至第 50 題 While the merchants of Europe were looking for a sea route to India and the Far East, the admiral Cheng Ho set
out from China to travel west. He took with him a huge 47 that included 62 treasure ships and 250 smaller
vessels. He made seven journeys across the China Sea and the Indian Ocean, visiting thirty countries and gathering
information about 48 . Their vessels carried up to 30,000 people, including doctors, translators, merchants,
craftspeople, and priests. The ships stayed at sea for months 49 . On his seventh voyage, Cheng Ho’s ships sailed
a distance of over 12,600 miles. In the journeys, they knew more about keeping healthy at sea than the Europeans did.
Cheng Ho’s 50 grew vegetables on board, and doctors looked after the sick. Nevertheless, the journeys were full
of hazards, and many people did not survive them.
【題組】50
(A)crew
(B)crib
(C)crop
(D)curb