How many states _______ the United StatesFifty.

A can of cola, please!— Only one left (剩下). Would you like to have _________, sir

166 I think your bookshelf is too high Ican’t reach a book on top even when I _____ my hand

(2013扬州)My grandmother________in Yangzhou．She was born there and has never lived anywhere else．

The unemployment rate in this district from 6% to 5% in the past two years