问题
完形填空
We were all anxious________ the fate of the missing airman.
答案
about
句意：我们全在为失踪的飞行员的命运感到忧虑。
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We were all anxious________ the fate of the missing airman.
about
句意：我们全在为失踪的飞行员的命运感到忧虑。