Ingredients that have been linked to higher testosterone levels according to the manufacturer of andro testo pro the product has been scientifically developed to help men improve their existing physical training programs and to offer men improvements in their sexual performance the product also claims to help improve mood and assist with building selfconfidence andro testo pro working process andro testo pro testosterone plays a vital role in various parts and processes in the male body it is responsible for the development of sexual organs while a fetus is growing it is responsible for an increase in penis size when a boy reaches puberty it is also responsible for maintaining bone health muscle mass and sexual function in adult men these are only a few of the bodily functions testosterone is essential for .

l

1 am reading

2 are playing

3 is cleaning

is swimming

5 is speaking

6 are waiting

7 are doing

8 is snowing

9 are riding

10 is explaining

ll

Am i reading this book for 3 days?

Are we playing volleyball for 20min?

Is she cleaning the flat for more than an hour?

Is Peter swimming for half an hour?

Is Ann speaking on the phone for an hour?

Are you waiting for a bus for 10min?

Are Nelly and Mary doing the shopping since early morning?

Is it snowing since last night

Are Jack and his friend ridding bikes for 3 hours now?

Is the teacher explaining a grammar rule since the beginning of the lesson?

Объяснение:

1. I have been reading this book for three days.

I have not been reading this book for three days.

Have I been reading this book for three days?

2. We have been playing volleyball for twenty minutes.

We have not been playing volleyball for twenty minutes.

Have we been playing volleyball for twenty minutes?

3. She has been cleaning the flat for more than an hour.

She has not been cleaning the flat for more than an hour.

Has she been cleaning the flat for more than an hour?

4. Peter has been swimming for half an hour.

Peter has not been swimming for half an hour.

Has Peter been swimming for half an hour?

5. Ann has been speaking on the phone for an hour now.

Ann has not been speaking on the phone for an hour now.

Has Ann been speaking on the phone for an hour now?

6. You have been waiting for a bus for ten minutes only.

You have not been waiting for a bus for ten minutes only.

Have you been waiting for a bus for ten minutes only.