Sentence examples for extremely difficult to tell from inspiring English sources
It is extremely difficult to tell.
That makes it extremely difficult to tell if a copy of a biological drug is identical to the original.
It's becoming extremely difficult to tell Labour, the Lib Dems and the SNP apart, so rapidly have they converged in recent weeks.
Even today, I find it extremely difficult to tell people face to face that I'm HIV-positive; the marathon opened up an essential channel of communication, because it is fundamentally a celebration of health and vitality.
Despite attempts by privacy advocates, academics, law enforcement officials, technologists and advertisers to determine a person's age on the Internet, the reality is that, online, it is extremely difficult to tell whether someone is an 11-year-old girl or a 45-year-old man.
This makes it extremely difficult to tell whether the trend toward lower abortion rates in Western democracies really reflects the success of "safe, legal and rare," as Saletan would have it, or whether it's mainly a consequence of the enormous gap in wealth and development that still separates the West from the rest.
In some systems of equations, the lines will intersect at a value between two whole numbers, and unless your graph is extremely precise it will be difficult to tell where this is.
Leggett & Platt produce extremely refined beds and it is difficult to tell apart a regular bed from an adjustable bed.
The Wallflower: It's difficult to tell whether The Wallflower is extremely insecure, extremely shy, or just not interested in taking on too much responsibility.
However, outlier removal for skewed distributions is by definition problematic: it can be difficult to tell whether an extremely long RT is due to an attentional lapse or whether it is a valid sample from a right-skewed distribution (Heathcote et al., 1991).
