Sentence examples for became challenged from inspiring English sources

They were assumed to be involved in the regulation of the expression of structural information (how this distinction became challenged recently is discussed in Piro 2011).

Working in darkness and without electricity, even simple tasks became challenging.

Megan Caron, 27, a nurse in Massachusetts, felt a sample coaxed her to capitulate when breast-feeding her daughter became challenging.

Rich in flavor, thick, decadent and very filling, it became challenging to accept any other version.

It became challenging to systematically analyze the acquired knowledge to construct a hierarchical multistage BIN.

Under such constrained circumstances, the provision of health services became challenging.

The normal buying and selling of nearly all types of literature has become challenged.

Being at work, I become challenged intellectually; without work, there is no interesting life for me".

"Mitigation becomes challenging".

So I think that that becomes challenging.

Google, Amazon, eBay, Yahoo and Priceline are the easy ones; after that it becomes challenging.