问题

______ every year, many people do not hold a high opinion of the CCTV Spring Festival Gala, it has become a somewhat necessary part of the festival.[ ]

A: As
B: Therefore
C: While
D: Since

正确答案是：

同类题型

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his life, Dickens wrote a large number of excellent novels in the 19th century, _____ some are still popular nowadays.

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