Multiple choice

Choose the most appropriate phrase from the options given below to complete the following sentence.

The aircraft ______ take of as soon as its flight plan was filed.

  1. is allowed to

  2. will be allowed to

  3. was allowed to

  4. has been allowed to

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

It is a passive sentence and second part of sentence shows past activity so in first part we should also use past tense.