Question

By the time Cynthia books the flight to Iceland, she _______ her sister about the visit.
has called
will has called
calls
will have called
called

Answer 1

Answer:

has called is the correct answer

Answer 2

By the time Cynthia books the flight to Iceland, she will have called her sister about the visit.

Explanation:

• Future perfect tense denotes the action which will be completed at a point in the coming future.
• It is formed by adding 'will' with 'have' and wit the past participle form of the verb.
• In the above sentence, 'will have called' is the future perfect tense.
• It is telling about the action which will occur in the future at a time when Cynthia will be booking the flight to Iceland.

Learn more:

future perfect tense

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