问题
选择题
-Hey, Molly, You______ on the phone just now. But you weren’t here and the man left a phone number.
-Oh? I was in the library.
A．wanted
B．are wanted
C．were wanted
D．have wanted
答案
答案：C
考查动词的时态和语态的用法。you是want的动作承受者，它做主语，应使用被动语态。根据just now和过去式weren’t，left，was确定使用一般过去时。