portion n.
A.PARTICULAR OR SPECIAL OR UNIQUE
B.SOMETHING DETERMINED IN RELATION TO SOMETHING THAT INCLUDES IT
C.A COMPONENT OF A MIXTURE OR COMPOUND
D.INCREASE OR MAKE BETTER
E.A QUANTITY MUCH LARGER THAN IS NEEDED
正确答案是B
portion n.
A.PARTICULAR OR SPECIAL OR UNIQUE
B.SOMETHING DETERMINED IN RELATION TO SOMETHING THAT INCLUDES IT
C.A COMPONENT OF A MIXTURE OR COMPOUND
D.INCREASE OR MAKE BETTER
E.A QUANTITY MUCH LARGER THAN IS NEEDED
正确答案是B