By Perfect progressive, Modals

Wouldn't you say there are twelve tenses? Simple , Progressive, Perfect, Perfect Progressive - each with past, present, and future tenses - for a total of twelve? What is the difference between, for example, Future Perfect in the past and Future Perfect? Is it just the modal auxilary "would"...

Alex, Here's the mistake. because "had to" is a modal as wellIt's sometimes called a 'semi-modal', because it is like the modal must in meaning. Nevertheless, its grammar is exactly the same as for any non-modal verb, like want, like, or prefer. would have wanted to have seen would have...

Strictly speaking there are only two tenses, but the idea of tense is usually extended to include aspect and voice. Tenses: Present, Past. Aspects: Simple, Perfect, Progressive, Perfect Progressive Voices: Active, Passive Each tense can be expressed in all four aspect possibilities, so...

Pemmican wrote:As far as I know, there are these 13 tenses: a) Past Perfect Progressive ........................had been + present participle b) Past Perfect ..........................................had + past participle c) Past Progressive ...................................was/were + present...

We are having 20 boxes delivered tomorrow. The above sentence uses what is called "causative form". We use the causative form to indicate that we are not doing something ourselves, but have arranged someone else to do it for us. The structure is: subject + have + object + past participle Note...

Technically, there are two tenses: Present (or Non-Past) and Past. There are four aspects derived from two aspect pairs (simple vs. perfect and simple vs. progressive): Simple, Perfect, Progressive, and Perfect Progressive Combining these gives eight tense-aspect combinations, sometimes...

As far as I know, there are these 13 tenses: a) Past Perfect Progressive ........................had been + present participle b) Past Perfect ..........................................had + past participle c) Past Progressive ...................................was/were + present participle d)...