几层含.\r义,其中第 一层是今后需要共同努力。\rwhich引导的定语从句。\r【高分句型二 】\rCurrent COVID - 19 brings all mankind the global challenge, so only by\rhelping each other can we build a beautiful future together.当前的 2019冠状\r病毒疾病 , 给全 人类带来了全球性的挑战 , 只有互相帮助才能共同构建 美好的未来。\r本句使用了 only位千句首的部分倒装 。\r【解答 】 Deareveryone,\rI want to express my most sincere appreciation to you.As far as I\ram concerned 2022, the first of which is the need to work together m\rthe future.【高分句型一 】 Current COVID - 19, so only by helping each other\rcan we build a beautiful future together.【高分句型 二 】 Second\rIn the end 2022 2024\rThanks listening.