填空题 Seeing his Chinese teacher at the party made Tony very happy.
Tony was very happy 1 his Chinese teacher at the party.

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【正确答案】 1、to see    
【答案解析】[解析] 本题考查的是同义替换。原句意为“在宴会上看到他的中文老师，使汤姆很高兴”，可以转化为“汤姆非常高兴在宴会上看到他的中文老师”。