判断题

卵和精子结合称为受精作用,形成受精卵,又称配子。()



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单项选择题

Brands in the hospitality industry have been successful because:

A.consumers associate value with the brand name.
B.consumer needs evolve from branded products and services.
C.branded destinations pay little attention to the changing nature of consumer needs.

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‌下列对《道德经》中的“道”和“德”解释正确的是‏

A.道者,物之所得
B.“德”就是讲事物发展的方向、道路和规则
C.“道”就是讲事物发展的方向、道路和规则
D.德者,物之所由

单项选择题

( ) A.
B.
C.
D.