There are totally 50 states in the U.S.（)

There are more AIDS cases in the United States， China and Russia.

How many Chinese Americans are there in the U.S. today？A．Less than 500,000.B．More than 500

The cultivated land in the U.S. makes up______of the total land, and people who are engage

There are more AIDS cases in the United States Ch

Using the situation stated in the Special window the total price variance of direct mater

In fact the majority of state names in the U.S. (derive) ______ from Indian names.