It means he is making a rude gesture.
Yikes: Interjection. A word to express emotion. In this case kind of frightened.
Huge: Adjective specifies the quality size or amount of nouns or pronouns. In this case very big.
Test. Common noun. These are generic names of things, animals, persons or places.
On Friday. Preposition, specifies location (place) or location in time.
Barely. Adverb, also used to describe adjectives verbs or another adverb. In this case barely is describing the verb study.
Studied. Simple Past tense of verb Study.
you wrote it wrong it makes no sense
Explanation:
becasue you say none of my class mates comes/come to class to mondays
you have to put none of my classmate comes to class on mondays