题目内容：

Television has now come to nearly every family.It has（ ）a very important part in people's life
A,become
B,becomes
C,became
D,becoming

优质解答

选A,这里用了现在完成时,其构成形式是：have/has+动词过去分词done
become的过去分词还是become
差不多每个家庭都有电视,它已经成为人们生活中非常重要的一部分