完形填空 Vitamins(维生素)are a discovery of the 20th century. A hundred years1 , no one knew anything2 them. The vitamins are 3 by letters of alphabet. Vitami-初中英语-魔方格

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完形填空

       Vitamins(维生素)  are a discovery of the 20th century. A hundred years  1   , no one knew
anything   2   them. The vitamins are   3   by letters of alphabet. Vitamin A   4   by the eyes. There
is vitamin A in milk, butter and green vegetables It 5   by the body.
       Vitanun B must be supplied (提供)  6   by some of our food. The skins  7   grains of all sorts
have vitamin B in them.
       Vitamin C is very important   8_ the body. Without it   9   teeth will become loose and their
arms and legs become weak. Oranges and tomatoes 10   vitamin C in them.
       There are other vitamins.  But these A, B,C are the most important.

(     )1. A. before
(     )2. A. about
(     )3. A. naming
(     )4. A. needs
(     )5. A. stores
(     )6. A. times
(     )7. A. of
(     )8. A. in
(     )9. A. people
(     )10.A. has

B. front
B. of
B. named
B. need
B. be stored
B. in not time
B. to
B. at
B. peoples'
B. have

C. ago
C. in
C. is named
C. is needed
C. can store
C. all the time
C. on
C. with
C. people's
C. there is

D. ahead
D. for
D. names
D. was needed
D. can be stored
D. any times
D. in
D. to
D. peoples
D. there are

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