This is a desk and . . . . . . . . tables. A. those are B. these C. that are D. that is

The correct answer is: B. these

The sentence is about two objects, a desk and some tables. The word “these” is used to refer to objects that are close to the speaker or writer. In this case, the speaker is referring to the tables that are close to them. The words “those” and “that” are used to refer to objects that are further away. The word “are” is the plural form of the verb “to be.” In this case, the speaker is saying that there are multiple tables.

Here is a breakdown of each option:

• A. those are
  The word “those” is used to refer to objects that are further away. In this case, the speaker is referring to the tables that are further away from them. However, the sentence is about two objects, a desk and some tables. The speaker is not referring to the tables that are further away, they are referring to the tables that are close to them.
• B. these
  The word “these” is used to refer to objects that are close to the speaker or writer. In this case, the speaker is referring to the tables that are close to them. This is the correct answer because it is the only option that refers to the tables that are close to the speaker.
• C. that are
  The word “that” is used to refer to objects that are further away. In this case, the speaker is referring to the tables that are further away from them. However, the sentence is about two objects, a desk and some tables. The speaker is not referring to the tables that are further away, they are referring to the tables that are close to them.
• D. that is
  The word “that” is used to refer to a single object. In this case, the speaker is referring to the desk. However, the sentence is about two objects, a desk and some tables. The speaker is not referring to the desk, they are referring to the tables.

Therefore, the correct answer is B. these.