Free Linguaskill Grammar: Advanced Verb Forms Questions and Answers

Question 1

If the lead engineer had noticed the design flaw earlier, the team ______ on a complete redesign of the product right now.

Accepted Answer

would not be working

Answer

This sentence requires a mixed conditional. The 'if' clause uses the past perfect ('had noticed') to describe a hypothetical past condition, while the main clause describes the present result of that condition. Therefore, the present conditional form ('would not be working') is correct.

Question 2

The project manager was scheduled ______ the final presentation to the board last Friday, but it was postponed due to unforeseen circumstances.

Accepted Answer

to have given

Answer

The perfect infinitive ('to have' + past participle) is used here to indicate that the action of giving the presentation was expected to be completed before the time of speaking.

Question 3

Which of the following sentences correctly uses the subjunctive mood for a formal recommendation?

Accepted Answer

The report recommends that the company invest more in research and development.

Answer

The subjunctive mood is used after verbs of recommendation, suggestion, or demand (like 'recommends that'). It requires the base form of the following verb ('invest'), regardless of the subject.

Question 4

By the time the new CEO took over, the marketing team ______ on the rebranding strategy for nearly six months.

Accepted Answer

had been working

Answer

The past perfect continuous ('had been working') is the correct tense to describe a continuous action that started in the past and continued up until another point in the past ('the time the new CEO took over').

Question 5

The final audit is completely clean. The finance department ______ any errors when they prepared the initial report.

Accepted Answer

must not have made

Answer

Perfect modals are used to make deductions about the past. 'Must not have made' expresses a strong logical conclusion (near certainty) that no errors were made in the past, based on the present evidence of a clean audit.

Linguaskill Practice Test

Linguaskill Practice Test

Free Linguaskill Grammar: Advanced Verb Forms Questions and Answers