I can help if it is put in English !
Answer:
The Bird went up
Explanation:
I am guessing that arriba was the underlined word since up is the only word in the sentence that is correct. So arriba means up.
Answer:
Well, you will know when to use -er when you refer as verbs with infinitives ending. What you will do is drop the -er from the infinitive and add the second conjugation present tense endings: -o, -es, -e, -emos, -en.
Explanation:
To use -ar you will use the first conjugation, for example, hablar, lavar, llamar.
