Sentence examples for has been difficult to from inspiring English sources

How many has been difficult to gauge.

Conservation has been difficult to promote.

That has been difficult to determine".

Grief has been difficult to avoid.

This recommendation has been difficult to implement in Brazil.

However, this has been difficult to test directly.

But for subway riders, progress has been difficult to gauge.

Even so, the ordeal has been difficult to handle.

"It has been difficult to find the balance," she said.

Universal education, seemingly straightforward, has been difficult to achieve.

Historically, RV function has been difficult to quantify.