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This task doesn't have audio. Read the question below and select the correct answer.

--questions--

Which sentence is grammatically correct?

If we lose critical data, it do set us back weeks.

The word do is incorrectly used in place of could in this sentence.

If we lose critical data, it could set us back weeks.

If we lose critical data, it could sets us back weeks.

The verb sets is not in the correct form for this sentence.

If we losing critical data, it could set us back weeks.

The word losing is incorrectly used in place of lose in this sentence.

The correct sentence uses a First Conditional structure, which is formed with:

if + Present Simple: If we lose critical data.

Modal verb (could) + base verb: it could set us back weeks.

The First Conditional is used to describe a possible future event and its result.