Sentence examples for be optional in from inspiring English sources

Elementary schools must have them, but they will now be optional in the upper grades.

But a supporter wrote: "What a wonderful way to grow and promote the conservation of birds!" Responding to artists' complaints about uncertainty as they work on this year's entries, the federal agency recently said that including a second species would be optional in the 2016 competition, to be judged in September.

This is perhaps not surprising, given existing findings that Move 2 seems to be optional in student written texts especially when the writing is for an immediate target audience (e.g., Soler-Monreal et al. 2011).

With a widely reported decline in the world's honey bee population, relying on native pollinators - honey bees and bumble bees - may not be optional in the future.

For example, the essay will be optional in 2016, but for now, it is scored in such a way that length is valued over content and facts can be made up without penalty.

During early stages with only isolated nocturnal hypoventilation, NIPPV is not mandatory but could be optional in kyphoscoliosis and neuromuscular diseases [ 42].

Clothing is optional in tubs and pools.

Opening statements are optional in trials.

The steering system comes as standard in Japanese models, but is optional in some other regions.

Although study is an essential feature in the title, it is optional in the scheme.

Two additional bedrooms and one additional bath are optional in lofts, second stories or walkout basements.