Here ,while is used as a conjunction,i think.
In this sentence, "while" is used as a conjunction to indicate a simultaneous or contrast relationship between two events. It shows that the class became hilarious at the same time or during the period when the teacher was out.
One way to use "class's" in a sentence is: "The class's project was a group effort that received high praise from the teacher." Here, "class's" is used to indicate possession or belonging to the class.
The teacher divided the students into different class's based on their academic abilities.
The indirect object in the sentence is "the class." The teacher is the subject, "told" is the verb, "a story" is the direct object, and "the class" is the indirect object that receives the action of the verb indirectly.
The adverb in this sentence is "late."
The class became silent as soon as the teacher asked them to stop their chatter.
One way to use "class's" in a sentence is: "The class's project was a group effort that received high praise from the teacher." Here, "class's" is used to indicate possession or belonging to the class.
"The class was out of control because the teacher did not show up."
One sentence for scold is; The teacher had to scold some students for disrupting the class.
The teacher divided the students into different class's based on their academic abilities.
The class had become a wild circus in the teacher's absence.
I loathe the thought of having a class with that terrible teacher.
While I was in the class there was a murmur about the new teacher.
The teacher asked the class for an example of a verb.
The teacher reproved a student for talking during class.
School Pranks: If your teacher is afraid of balloons, put a bunch of balloons in her class or in her drawer to scare her. Or If your in a science class, turn on the gas ( I think that's what its called) and have everyone look like they are passed out . the teacher will come in and go crazy, but its hilarious!!!!
The nouns in the sentence are teacher and class. The words "fourth grade class" can be considered a compound noun, or the compound word "fourth grade" can be considered a noun adjunct, where grade is also a noun.
If it is " You want to take a class with the best teacher?" then yes. This would be used when in disbelief. If you are just asking it, then you would usually say, " Do you want to take a class with the best teacher?"