Shanghai Expo has been building an Expo Village for the participants, but other choices will also be ____ if the Expo Village does not satisfy their needs．
A.accessible
B.available
C.affordable
D.approvable
网友回答
B解析词义辨析。 A．易接近的B．有效地；可利用的 C．负担得起的 D．可核准的。句意：上海世博会已经为参与者建立起了世博村，但是如果世博村不是满足他们的需要，其它选择也是可取的。结合语境可知选B为最佳