Have been

If he never does anything, or says anything that eludes to a time before page one, then he appears to havebeen born on that page.

Until recently, scientists havebeen unable to devise a drill which would be capable of cutting through hard rock at greatdepths.

He would havebeen delighted to see this dilemma solved by quantum physics andbehavioural biology.

The answer is twofold, he said. For one thing, findings contrary to the consensus havebeen ignored, but timing is also important.

The 'present perfect progressive' is made with have been followed by an -ing form.

But a book or blog can't know or understand exactly whatyou dream about and all the positive and negative experiences you havebeen through.

No matter how close your friendships with your officemates havebeen, it's time to put up some walls.

Now I havebeen eating some of my fresh food packed for my first week before I getinto my mostly dehydrated food from Mountain House.

As of today, a few of these havebeen ironed out.

Some havebeen bred in captivity at the Tian'ezhou White-Flag Dolphin National Nature Reserve in central China's Hubei Province.

We havebeen brought up to fear insects.

The new roads will havebeen completed by the end of this year.

A number of books havebeen published on this subject.

Divorce rates are falling, not rising, and havebeen for several years.

There havebeen many developments in the area of language teaching.

All available means havebeen adopted to bring through the badly-burnt person.

I'm on their memory dials. USA agency say they havebeen monitoring the blast.

About 7, 700 students (in a county of less than 100, 000 population) havebeen offered screening, and 4, 400 have been screened.

But they will still be attracted by city-centre buildings that havebeen pre-let or by markets that are soaring, such as Asia's.