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选择恰当的单词,并用其正确形式填空。 shelter ; aware ; discrimination ; trend ; track ; promote 1. He is passionately opposed to racial _____________ . 2. He had no ___________ of his mistakes 3. The police ___________ the terrorists to their hide-out. 4. These plants must be ____________ from direct sunlight. 5. They discussed how to ___________ cooperation between the two countries. 6. The youth like to follow the latest _____________ in fashion.