問題詳情

Different breeds also provide different tastes. As to the question of why Vietnamese use duckeggs instead of chicken eggs, it’s simply a matter of size. Duck eggs are usually bigger and thusare more costly as well.Though some people believe it was once a kind of aphrodisiac (激發性慾的), a morecredible reason as to why people eat these eggs is that they are extremely nutritious and thus aregood for people who are recovering from illness. Thus the duck eggs are also popular amongwomen who have just delivered babies.
56. ( ) What is the factor that affects the form of the embryo?
(A) Moisture.
(B) Warmth.
(C) Age.
(D) Oxygen.

參考答案

答案：C
難度：非常困難0
統計：A(1),B(0),C(0),D(0),E(0)

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