----I _________ the book for a whole hour .
---- No wonder you look so tired .
A．have readB．have been readingC．readD．a(chǎn)re reading
B
考查時(shí)態(tài)：句意是：--我一直讀了一個(gè)小時(shí)的書，難怪你這么累啊�？芍谝粋�(gè)人從過(guò)去到現(xiàn)在一直在看書，對(duì)現(xiàn)在造成的結(jié)果是很累。選B。
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