Answer:
"He thinks it will be boring" is the opinion statement i think
Explanation:
Yes, it is true that -ing and un- have grammatical meaning.
Hope this helps! :)
Answer:
He stopped reading the letter when he finished
Explanation:
A topic refers to the particular theme or subject of a sentence, essay or speech.
In other words, it may refer to the category or class of argument or consideration.
The above sentence focuses on the theme of shift time which makes it the appropriate topic of consideration.
Therefore, the topic of the sentence is shift time change
