Can we use since in future perfect tense?

Since can refer to a point after a specific time or event in the past. When using since, we normally use present perfect and past perfect tenses in the main clause of the sentence. You wouldn’t use since when you are talking about the future because, by definition, since refers to specific point in the past.

Can we use since and for in present perfect continuous tense?

For and Since with Present Perfect Continuous tense We often use for and since with perfect tenses: We use for to talk about a period of time: three hours, two months, one decade. We use since to talk about a point in past time: 9 o’clock, 1st January, Monday.

How do you use future perfect continuous tense?

Future Perfect Continuous Tense

1. In November, I will have been working at my company for three years.
2. At five o’clock, I will have been waiting for thirty minutes.
3. When I turn thirty, I will have been playing piano for twenty-one years.
4. On Thursday, I will have been knowing you for a week.

Where do we use since and for?

We use for with a period of time in the past, present or future. We use since with a point in time in the past. For refers to periods of time, e.g. 3 years, 4 hours, ages, a long time, months, years. They’ve lived in Oxford since 2004.

When since for is used in past perfect continuous tense?

When, for, since, and before are words that you may see used alongside the past perfect continuous tense. Martha had been walking three miles a day before she broke her leg. The program that was terminated had been working well since 1945.

How do we use since?

We use since as a preposition with a date, a time or a noun phrase:

1. It was the band’s first live performance since May 1990. (
2. I have been happily married for 26 years, since the age of 21. (
3. It’s so long since I saw them. (
4. Lenny had slept most of the way since leaving Texas. (

Can we use since with present continuous?

You can use present continuous instead of present perfect continuous before a “since” when the verb is about how someone feels. It’s unlikely this rule works in every possible context, but that’s true of most such “rules” that are actually unconscious conventions about language use among speakers.

When past perfect continuous tense is used?

The past perfect continuous tense (also known as the past perfect progressive tense) shows that an action that started in the past continued up until another time in the past. The past perfect continuous tense is constructed using had been + the verb’s present participle (root + -ing).

What’s the difference between future perfect and future perfect continuous?

Fortunately there’s a simple way to remember the difference between these two tenses. The future perfect describes an action that will end in the future. The future continuous describes an action that will continue in the future.

What is futurefuture perfect continuous tense?

Future perfect continuous tense is used to express the ongoing action that will be completed in future before a certain time. For example, I will have been studying in this college for one year.

Why do we use since and for in English grammar?

This tense has a specific time mentioned. Hence we use since and for. Since is used for point of time (when we know the exact time, day, date, week, month, year, etc) and for is used for a period of time (when we don’t know the exact time, date, day, week, month, years, etc)

How to use time in the future in a sentence?

But in your example, the time in the future has already been mentioned: “(at some point) tonight”. So it makes sense for the speaker to just add the starting point of the action, which was unclear in the situation. Either this or the perfectly acceptable period of time: “for such number of hours.”

Why do we use future perfect progressive instead of future perfect?

I can certainly understand the Future Perfect Progressive being used like that. It’s because our grammar textbooks traditionally just concern themselves with the point in the future (by, when etc.) for Future Perfect and Future Perfect Progressive. But in your example, the time in the future has already been mentioned: “(at some point) tonight”.