下列对“文化”概念的理解,正确的是①文化现象实质上是精神现象 ②文化相对于经济、政治而言的全部精神活动及其产品 ③文化是人类社会特有的现象 ④文化是与自然相对而言的
Not until he took off his dark glasses ___________ he was a famous film star.
Having weekly meals together _______ to be helpful in bringing the family together.
The _______ look in her face suggested that she ________ it before.
.—Whose advice do you think I should take? —_________________________.
He has not got a fever. That is to say, his temperature is ______.