What does "give up" mean? Is it a phrasal verb?

[Ingolf]

Synonyms Lesson, Advanced Level

ESL/EFL Test #104 "Synonyms for abandon", question 5

Although he was very sick, he didn't even try to ......... drinking.

(a) desert
(b) give up
(c) leave
(d) surrender

Synonyms Lesson, Advanced Level

ESL/EFL Test #104 "Synonyms for abandon", answer 5

Although he was very sick, he didn't even try to give up drinking.

Correct answer: (b) give up
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I dont understand the number 5. Please teach me...

Ingolf

[Mister Micawber]

.
'Give up' = 'stop the habit of', and therefore has the correct meaning for the context.
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Native English teacher at Mister Micawber's