Question

Some of the boxes ____ opened and thrown in the trash

Answer 1

Some of the boxes were opened and thrown in the trash.

• The blank needs to be filled with an auxiliary or helping verb.
• The tense of the verb has to be ascertained.
• Looking at the rest of the sentence, we can see that the words 'opened' and 'thrown' indicate the past tense.
• In order to keep the tense of the sentence consistent, we need a verb that is in the past tense.
• Also, the sentence has a plural subject 'boxes'.
• Therefore, the verb has to be a plural verb.

Hence, 'were' is the correct answer.

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Answer 2

Concept: To fill in the blanks with helping verb.
Given: Some of the boxes ___ opened and thrown in the trash.
Answer: Were
Explanation:
•Were is the past tense of be.
•Were is used with plural form(you,they,we)
•The given sentence is in past tense.
Hence, the use of were is correct in the given sentence.
#SPJ2