. — Are you ______ You spent all your pocket money on the concert ticket of Big Bang!— You know to go to one of its concerts is my dream.

has the country been united as one–______1998, I suppose.

Between 1950 and 1990, the world population doubled to 5.3 . Nearly eighty of these people live in developing, poorer nations.

I wonder if this red dress is _______ in a larger size. This one is too tight.

D【解析】试题分析：考查动词辨析：