In the first sentence, the "he" is a nominative as it is a subject.
In the second sentence it is an object as the form "me" is actually "I", but "i" is a nominative form and "me" is an objective form.
In the third sentence "Us" is also used in objective form as "us" is an object of an action by "my sister".
Answer:
I already helped with 1, and i don't know the answer to some of them, but here are some more:
Number 3 is actually a common riddle that exchanges 3 different animals/foods throughout cultures. Here's the wikipedia page for "wolf, goat, cabbage" with the solution to the riddle.
https://en.wikipedia.org/wiki/Wolf,_goat_and_cabbage_problem
here's the solution with the animals from your version put in. It works because the crocodile doesn't want to eat the peanuts.
1. Take the dove over
2. Return
3. Take the crocodile or peanuts over
4. Return with the dove
5. Take the peanuts or crocodile over
6. Return
7. Take dove over
and for number 6, the answer is the letter U.
1- The correct answer is B.
The narrator could not believe what Miguel had said, so he run off to the park to investigate. When he arrived, he realized Miguel was correct: there were no traces of the carnival there: no holes where the spikes had been, no hay scattered about.
2- The correct answer is D.
The narrator's father was astonished because he believed that Miguel and the reporter were wrong. He could not understand how it could be possible for there to be no carnival in the area when he and everyone in town had been to one the night before.
Answer: you need to say do not enter.