missing "look"  -- (MW) The untranslated word is a verbal command meaning "See!" and "Look!" It is from the most common word meaning "to see" in Greek. In a humorous vein, it is also an adverbial exclamation like we use the phrase "ta-da" in a magic show, or "voila" in French which means "see there". "Look here!" or "See there!" comes closest in English. Jesus uses it both ways.

We -- This is from the first-person, plural form of the verb.

are  -- This helping verb indicates the present tense of the verb..

going - "Going" is from a verb that means "go up," "shoot up," and "ascend." It is also a word that means "ascending to higher knowledge." The root word means, "step."

up -- This is from the prefix of the previous verb that means "from bottom to top."

to -- The word translated as "to" means "into" a place, "towards" as a direction, "in regards to" a subject, and "up to" limits in time and measure.

Jerusalem;  - Jerusalem is the name of the city. The word "Jerusalem" denotes the city or its inhabitants. Since it is Aramaic, different spellings are used in Greek. Two different forms of this word appear in the NT. It is only used once in Mark, but not in Jesus's words. It isn't used at all in John.  It appears three times in  Jesus's words in Matthew. This version is used most heavily in Luke, mostly in his narration, but a few times in Jesus's words. It seems to be the more formally Greek version of the name.

and -- The Greek word translated as "and" is used as the conjunction "and," but it also is used to add emphasis ("also").

the -- The word translated as "the" is the Greek definite article. The Greek article is much closer to our demonstrative pronouns ("this," "that," "these," "those") than the English "the." See this article for more. 

Son -- The word translated as "son" more generally means "child" or "descendant." The phrase "the son of man" is the common way Christ refers to himself. It is discussed in detail in this article. Its sense may be "the child of the man."

of -- This word "of"  comes from the genitive case of the following word that required the addition of a preposition in English.  The most common is the "of" of possession, but it can also mean "belonging to," "part of," "which is," "than" (in comparisons), or  "for," "concerning" or "about" with transitive verbs. 

missing "the"  -- (MW) The untranslated word is the Greek definite article, which usually precedes a noun and, without a noun, takes the meaning of "the one." The Greek article is much closer to our demonstrative pronouns ("this," "that," "these," "those"). See this article for more. 

Man - The Greek word for "man" means "man," "person" and "humanity" in the singular. In the plural, it means "men," "people," and "peoples." 

will -- This helping verb "will" indicates that the verb is the future tense. Helping or auxiliary verbs are needed to translate the Greek verb forms into English.

be -- This helping verb "be" indicates that the verb is passive. Helping or auxiliary verbs are needed to translate the Greek verb forms into English.

delivered - "Delivered " is from a compound word that literally means "to give over." It is usually translated as "delivered up" or "handed over." The root of the word is the common word "give."

over -- This is from the prefix of the previous verb.

to -- This word "to" comes from the dative case of the following word that requires the addition of a preposition in English. The most common is a "to" for the English indirect object. However, the translator can choose other prepositions: "with,"  "in,"   "of,"  "as," "by," "for," "at," or "on" depending on the context.

the -- The word translated as "the" is the Greek definite article. The Greek article is much closer to our demonstrative pronouns ("this," "that," "these," "those") than the English "the." See this article for more. 

chief priests  - "Chief priests" is from a word that means "arch-priest," "high priest," and "chief priest."

and -- The Greek word translated as "and" is used as the conjunction "and," but it also is used to add emphasis ("also").

unto  -- This word "unto" comes from the dative case of the following word that requires the addition of a preposition in English. The most common is a "to" for the English indirect object. However, the translator can choose other prepositions: "with,"  "in,"   "of,"  "as," "by," "for," "at," or "on" depending on the context.

the -- There is no Greek article "the" here in the source, but the noun is plural and in English an article is used before plural nouns in phrases like this.

teachers ,  -  (WW) "Teachers " is from a word that generally means a "secretary," "registrar," "recorder," and "scholar." It is used something like we use the word "intellectuals."

of the law.   - -- (IP) There is nothing that can be translated as "of the law" in the Greek source.

missing "and"  -- (MW) The untranslated word "and" is used as the conjunction "and," but it also is used to add emphasis ("also").

They -- This is from the third-person, plural form of the verb.

will -- This helping verb "will" indicates that the verb is the future tense. Helping or auxiliary verbs are needed to translate the Greek verb forms into English.

condemn  - (CW) "Condemn" is from a verb that means which means "to decide against," "to give a sentence against," "to condemn," "to judge against," and in the passive, "to be judged." The word means literally to "judge down."  The root of the word is "judge." It is a more legalistic term than the general idea of "condemn,"

him  - -- The word translated as "his" is the Greek word commonly translated as third-person pronouns in English.

to -- This word "to" comes from the dative case of the following word that requires the addition of a preposition in English. The most common is a "to" for the English indirect object. However, the translator can choose other prepositions: "with,"  "in,"   "of,"  "as," "by," "for," "at," or "on" depending on the context.
death,  - "Death" is from the Greek word meaning "death" generally and the death penalty specifically. However, it doesn't appear in all good Greek sources.