Iraq has _______ too many wars since 1990s, making his people _______a lot.

Catherine, I have cleaned the room for you.—Thanks. You _____it. I could manage it myself.

依次填入下面一段文字横线处的语句，衔接最恰当的一组是（ ）“中国结”的全称是“中国传统装饰结”，___ 。____，_____，____。____，因此绳结也是中国古典服饰的重要组成部分。① 人们很早就开始用绳结装饰器物，为绳结注入了美学内涵② 当时的绳结是人们日常生活中的必备用具③ “中国结”的起源可以追溯到上古时期④ 它是中华民族特有的一种手工编织工艺品，具有悠久的历史⑤ 此外，绳结还被应用在人们的衣着、佩饰上⑥ 同时也具有记载历史的重要功用，因而在人们心目中很神圣

he would be in _______ public, he is gettingmore confident in making _______ public speech

Why are you late ?—-sorry, the bus I took ______ the mud for half an hour, so I had to walk here