Knowledge about toos and farming, for instance, made their work easier and more_____(product)
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The moswt ______(surprise) thing about these birds is that they return to the very same trdd in Mexico
Experts are unsure how the butterflies change their_____(direct) as the sun moves in the sky.
Tom wants to be a basketball_______(play) when he grows up.
You should be ______(extreme) careful in case you get hurt.