Rewrite the underlined words using more formal words and phrases from В opposite.
1 The book is (mainly) concerned with the problem of policing the internet.
2 (Almost) every school in the county had reported problems with the new system.
3 The work of the Institute is not (only) devoted to cancer research.
4 (Basically), we believe we have demonstrated a significant link between the two events.
5 Several research teams have (had a shot at solving) the problem, without success.
6 The reaction is (typical) of the way large corporations keep control of their markets.

1 The book is primarily concerned with the problem of policing the internet.
- More formal words and phrases: primarily, concerned with

Explanation: The word "mainly" is more informal and can be replaced with "primarily." Additionally, the phrase "the problem of" is a more formal way of expressing the topic of discussion.

2 Nearly every school in the county had reported problems with the new system.
- More formal words and phrases: nearly, had reported

Explanation: The word "almost" is less formal and can be replaced with "nearly." Furthermore, the phrase "had reported" is a more formal way of expressing the action of informing authorities about the problems.

3 The work of the Institute is not solely devoted to cancer research.
- More formal words and phrases: not only, devoted to

Explanation: The word "only" is less formal and can be replaced with "solely." Moreover, the phrase "devoted to" is a more formal way of expressing the dedication of the Institute to cancer research.

4 Essentially, we believe we have demonstrated a significant link between the two events.
- More formal words and phrases: basically, believe, demonstrated, significant

Explanation: The word "basically" is less formal and can be replaced with "essentially." In addition, the word "believe" can be retained, but other formal words such as "demonstrated" and "significant" can be used to enhance the formality of the sentence.

5 Several research teams have attempted to solve the problem, without success.
- More formal words and phrases: had a shot at, without success

Explanation: The phrase "had a shot at solving" is less formal and can be replaced with "have attempted to solve." Additionally, the phrase "without success" is a more formal way of expressing the lack of achievement.

6 The reaction exemplifies the way large corporations maintain control of their markets.
- More formal words and phrases: typical of, maintain

Explanation: The word "typical" is more informal and can be replaced with "exemplifies." Moreover, the word "keep" can be replaced with "maintain" to enhance formality.