Multiple choice

Directions: Choose the option which is grammatically correct and the best version of the underlined part.

In 2012, the country exported twice as much of its national output of goods as they had in 2010.

  1. twice as much of its national output of goods as they had

  2. twice as many of its national output of goods as it did

  3. twice as much of its national output of goods as it had

  4. twice as much of its national output of goods as it did

  5. two times of its national output of its goods as it did
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Correct; the pronouns and the verb are in correct forms. The word 'did' is used as a verb which stands for 'exported'.

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