【推荐1】在准备英语演讲比赛时，我发现收集信息和正确使用语言是非常有挑战性的。
When preparing for the English speech contest, I found it very challenging________ information and use language correctly.

【推荐2】I found that it was very challenging to collect information and use language correctly. (升级为it作形式宾语的句子)
→I found ______information and use language correctly.

【推荐3】她创造了数字敦煌，记录和收集莫高窟文化以及文化遗产的数字图片。
She _______ digital Dunhuang, _______ and _______ digital images of cultural relics from the Mogao Caves.

【推荐2】当她沿着河边走的时候，她不知不觉被美丽的景色吸引了。(find＋宾语＋宾补)
When she was walking along the river, she ________.

【推荐1】很荣幸能在这里与大家分享我对未来房屋的看法。(It’s an honor to do ...)
__________________________ you my opinion on houses in the future.