A.help the Javanese with their illness |
B.find ways to grow better crops |
C.do some research about the island |
D.spend his holiday |
A.To eat them. |
B.To make money by selling them. |
C.To give the Javanese a surprise. |
D.To carry out his experiments. |
A.eat more rice | B.eat vitamin pills |
C.eat some chicken | D.eat more meat |
A.Christian Eijkman’s experiment was successful |
B.the Javanese didn’t like vitamins |
C.beri-beri was caused by chickens |
D.the Javanese’s disease was caused by a kind of germ |