Sentence examples for certain may be from inspiring English sources

The difficulties of ever knowing for certain may be obvious enough.

Less certain may be prediction of the pattern of evolution in peridinin-containing dinoflagellates, which in other respects appear highly distinctive in their evolution [ 16, 17].

This is because certain variants may be inhibited or incapable in a certain NAD(P H-consuming reaction.

Certain constraints may be needed.

"Certain tips may be helpful," she said.

In the future, certain drugs may be combined with Avastin.

They also have capacity controls, so certain flights may be virtually impossible.

Certain people may be neurologically prone to anxiety, true, but fear is also circumstantial.

Once Greece is helped, as seems certain, patience may be exhausted.

In social play, especially in "dealer's choice," certain cards may be designated wild cards.

This necessity for prices to adjust in certain directions may be expressed as a communications requirement.