【推荐1】根据语境，选择下框中的单词替换句中划线部分的单词或短语，使之意思一致。

exchange     register       solution     awkward     positive     event   recognize

1. The main competition is scheduled to take place in the afternoon.
2. I was the first to ask him difficult questions but there’ll be harder ones to come.
3. By 1206, all the Mongol tribes were ready to accept him as the leader.
4. If interested in this summer camp, do remember to sign up online in two weeks.
5. No one in the office promised a quick answer to that matter.
6. Despite one failure after another, he would always stay optimistic.
7. The policy of reform and opening has provided China with a great platform to trade goods with other countries.

【推荐3】他不断陷入尴尬而又荒唐的情境中, 给任何国籍或文化背景的观众都带来了极大的乐趣。（汉译英）

【推荐2】用户没想到那张智能书桌能用手机调整高度。（occur）(汉译英)

【推荐3】这家公司更关心金钱而不是客户的需求。(be concerned with) (汉译英)

【推荐3】当这个人苏醒过来时，吃惊地发现自己躺在地上。(come back to life) （汉译英）
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【推荐1】当我们感到焦虑时，音乐能够抚慰我们的心灵，帮助我们走出困境。（汉译英）