题目内容
(请给出正确答案)
[主观题]
In the following pair of sentences, a is more formal. a) Firstly, few people would disagre
e that the internet has greatly improved the way we communicate. b) First of all, it is an indisputable fact that the internet has revolutionized the way we communicate.
提问人:网友shanhupinger
发布时间:2022-01-07