—There’ll be billions of people to watch the Spring Festival gala on TV tonight.—I know.Th

问题补充：

—There’ll be billions of people to watch the Spring Festival gala on TV tonight.

—I know.The whole world .It’s a really wonderful event.

A. watches

B. is watching

C. has watched

D. will be watching

答案：

A. watches

B. is watching

C. has watched

(答案→)D. will be watching

解析：

考查将来进行时。句意为：——今晚将有几十亿人在电视上收看春节联欢晚会。——我知道。整个世界都会观看。那的确是很好的一件事。由语境可知是发生在将来某个特定时间内的动作，故选D项。