无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

<pre id="cwoi4"><strong id="cwoi4"></strong></pre>

單項(xiàng)選擇題

The immigrants spread unevenly across the country,with（）having the largest percentage of immigrants.

A.Northeast
B.the West
C.Midwest
D.the South

你可能感興趣的試題

單項(xiàng)選擇題

A major source of population growth is（）

A.immigration　
B.baby boom
C.rising birth rate　
D.larger number of young people

單項(xiàng)選擇題

The annual population growth rate of the 1990s was （）

A.1%
B.0.9%
C.over 1%
D.under 1%