It is advised that we should set up an object system of quality training, create an easy circumstance and breed up PE teachers with high quality and updated concept, so...

建立素质培养的目标体系，创造宽松的环境，培养出高素质新观念的体育教师，使其在教学实践中不断提高。

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Soon tulips were beginning to show up in different colors as growers tried to breed them specifically for colors which would make them even more valuable.

很快，随着种植者们试图培育出更具有价值的颜色，开始有不同颜色的郁金香出现。

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But parrots are seen as bigger threat because they breed faster and nest in high-up spots.

但是鹦鹉却被视作更大的威胁，因为它们繁殖的更快，巢建的更高。

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Elephants have been known to breed at up to 5% a year, a rate which intensifies the risks of contact with growing human populations.

BBC: Elephants eat their way to equilibrium

The shareholder-owned outfits shy away from producing so many strains, because many of them are expensive to breed and end up as moneylosers.

FORBES: Crossbreed

By producing elegant apps that make uploading and sharing photos on phones a breeze, Instagram has become one of the most successful of this new breed of start-up.

ECONOMIST: Social networking