Answer: Dennis will need to retake his board exams in seven years
Explanation:
Dennis passed his exam but knowing that he will have to take it again in seven years, he continues to study and keep up to date so he can take it again.
Just because Dennis has passed doesn't mean he should stop studying, he should go ahead and be ready for the next test.
Answer:the ten month old
Explanation:
If you bring a child up with the language they are most likely going to be just as good as any native speaker
The parent might put the child in a club so the child can get used to helping others or being help which will help the child's self-esteem
True
If you want more explanation I'm more than happy to and I hope this helps:)