The national bird of the United States is______.A．sparrowB．swallowC．eagleD．swan

听力原文：The United Nations celebrated the 60th anniversary of its Charter on Monday with

Which of the following statements is true according to the passage？A．The United Nations sa

On the 20th【D1】______ of the first official report on AIDS the head of the United Nations

The decision of establishing the United Nations was made atA．the Tehran Conference.B．the Y

What is the main idea of the news item？A．The United Nations shows great concern over the a

The national flag of the United States is called "the Stars and Stripes", with______ stars