题目

—______ exciting the speech about “Belt and Road” was!—Of course! It was a really great inspiration to the world. A . How B . What C . How a D . What an 答案：A6．已知等腰三角形两边长是8cm和6cm，那么它的周长是（　　）A．14cmB．20cmC．22cmD．20cm或22cm