The correct answer should be additionally.
The word additionally would provide the best transition between these two sentence. It is so because you have one idea in the first sentence, and then you want to show another idea very similar to the first one in the second sentence. Using additionally to convey that is the way to go.
Answer:
do it yourself
Explanation:
why are you kids so lazy these days
Answer:
inform
Explanation:
the sentence is giving you a fact, not analysis or an opinion
Answer:
Have not
Explanation:
Have not combines to become haven't. For example, I have not ate food today you can also say I haven't ate food today.