3) select the correct direct object pronoun for the word in parentheses that best completes this sentence:
marcos trae. (el flan)

4) select the correct direct object pronoun for the word in parentheses that best completes this sentence:
susana ve. (los manteles)

5) select the correct direct object pronoun for the word in parentheses that best completes this sentence:
vosotros traéis. (los tenedores)

 The correct answers are:

3.Lo.

4.Los.

5.Los.

Explanation:

The function of direct object pronoun is to replace the direct object.

The direct object is that which accompanies the verb and tells us who or what that verb refers to.

It is important to understand that the verb is not being replaced but the person to whom it is addressed.

As a way to prevent the sentence from sounding repetitive, we use direct object pronouns.

Next I will write each direct object pronoun for each person in Spanish:

Subject                       Singular                 Plural

First person               me                                nos

Second person        te                                 os

Third person            lo, la                             los, las