You can infer the meaning of the word "bear" by looking at the surrounding information of the word, that is to say, by using context clues. The context clue in the excerpt is "our sorrows in silence", and since "tolerate" means to allow something that one dislikes or disagrees with to exist or occur without interference, peacefully, "in silence", such as "sorrows" or any other type of feeling, situation, thing or person, then this word is the one that best replaces the verb "bear."
Depending on what grade you are, maybe. If you are in sixth grade or lower, yes. In seventh and higher, no. A question as a hook is taught in elementary school but should not be used in higher grade essays.
For hours he would stand quietly; noting each detail; soting up in his little head the things he learned there. I have done the test and this is the correct option