Read the sentence.

Students in Japan attend school 240 days a year, with only six weeks of summer vacation.

Which is the principal part for the verb attend?

present participle

past participle

O present

past

Present

Explanation:

Present because attend, isn't past. If you attend you are doing it in that moment. So, therefore we can cross out all the pasts. We are only left with present, and present participle. Present Participle ends with - ing. Finally, we can come to a conclusion that the answer is past tense.

Present participle! It's not past because it says the attend school 240 days a year