Answer: not likely
Explanation:
The scuba instructor stated that seeing a shark was improbable, meaning that there´s little chance of that happening, but it could. He even asks people not to panic if it happens, which reinforces the idea that a shark could appear, despite the little probability of that event occurring.
"Not likely" refers exactly to that kind of situation, as it means that something probably will not happen, but there´s still a chance that it will.
Answer:
Everyday I am hoping that tomorrow might be better.
He beats him everyday.
Thoreau believed that sometimes the government is dysfunctional. He believes that the government would often abuse their power. He also does not believe in the idea "majority rules." He thinks that the minority are the real leaders. He thinks that the minority is going against the majority because the minority can see the loopholes of the government which others can not see.