Verb Tense and Form Flashcards

By the time the project manager arrives, the team __________ the initial phase of the software development.

Answer: will have completed

The future perfect tense ('will have completed') is used to describe an action that will be finished before another future action or a specific time in the future. In this sentence, the completion of the initial phase happens before the manager's arrival.

A client called to complain about a product he _______ the previous week. Which of the following verb forms correctly completes the sentence?

Answer: had purchased

The past perfect tense ('had purchased') is correct because it indicates an action that was completed before another action in the past (the client calling). The purchase happened before the complaint.

If the marketing team had secured a larger budget, they __________ a more extensive advertising campaign.

Answer: would have launched

This sentence is a third conditional, which describes a hypothetical situation in the past that did not happen. The correct structure is 'If + past perfect, ... would have + past participle'.

The security guard noticed that the visitor __________ nervously in the lobby for over an hour before his appointment.

Answer: had been waiting

The past perfect continuous tense ('had been waiting') is used to emphasize the duration of an activity that was in progress before another past event occurred (the security guard noticing).

Which of the following sentences uses the present perfect continuous tense correctly?

Answer: They have been renovating the office since last month.

The present perfect continuous tense ('have/has been + verb-ing') is used for an action that started in the past and is still ongoing. 'They have been renovating... since last month' correctly depicts an action that began in the past and continues into the present.

The new regulations require that every employee __________ the mandatory safety training by the end of the month.

Answer: complete

This sentence uses the subjunctive mood, which is often used after verbs of command, demand, or recommendation (like 'require'). In the subjunctive, the base form of the verb ('complete') is used, regardless of the subject.