句型探究：
1. I was too ashamed to admit that I was too young to have a girlfriend.
我非常害羞地承认我还太年轻,没有女朋友。
本句中含有两个too...to...结构,但它们在意义上却不同,第一个too...to...结构表示肯定意义，“做什么事情非常……”，too在此处相当于very, so表示程度。第二个too...to...结构表示“太……而不能……”是否定意义。
ashamed, shameful, shy
①ashamed “感到羞愧的，感到惭愧的”,作表语。
②shameful 意为“可耻的”，作定语。
a shameful thing 可耻的事
③shy “害羞的”，指在别人面前难为情或不自在。
a shy girl 一个害羞的女孩。

2. The UN couldn't stop a terrible civil war in the African state of Rwanda in 1995, despite warnings of the dangers from nearby states.
1995年联合国没能制止非洲国家卢旺达境内的严重战争，尽管周边国家发出了危险警告。
despite prep. 不管,不顾
He managed to finish the work on time despite his lack of experience.
虽然经验不足，他还是设法按时完成了这项工作。
despite, in spite of
①despite 意为“不管,不顾”为介词，可与in spite of互换。但despite后可接名词也可接what从句或用于despite the fact that句式。
Despite what others say, I think the film is very good.
不管别人怎么说，我认为这部电影很好看。
despite, in spite of
②in spite of 为复合介词，后接名词、代词或动名词；但不接从句。
Despite / In spite of the bad weather we enjoyed our holiday.
尽管天气不好，我们的假期仍过得很愉快。