About ___ of the teahers is our school ___ young people under thirty.
—I find it astonishing that your deskmate ________ be so rude to you. —Not astonishing at all. She is always rude to anyone else.
-It's getting dark. I must be off now. -OK, please take care and ________ my best wishes to your family.
The education program ________combining brain work with manual labor is being widely spread throughout the country.
Even in winter the roadsides were places of beauty, ________ countless birds came to feed on the berries and on the seed heads of the dried weeds rising above the snow.
--- Look at the sweat on her face. --- She ________ the house since she got up this morning.