问题
选择题
The first edition ________ in 1955 and ________ a best seller ever since．
A．was published；had been
B．was published；has been
C．has been published；has been；
D．had been published；had
答案
答案：B
B “第一版发行于1955年，从那以后就成了一本畅销书。”根据in 1955用一般过去时的被动语态；根据ever since用现在完成时。