2019年mpa考试英语真题——虚拟语气326

{01}— Do you still remember when we went to Chongqing?
—I can’t remember now but ______ sometime last summer? A.could it be B.might it be C.could it have been D.might it have been 解析：could have done对过去的动作可能性的判断。
本题选C。
{02}It""s nearly seven o""clock . Jack ____ be here at any moment . A.must B.need C.should D.can 解析：should 表示“可能、期望、估计”等推理含义。
本题选C。
{03}She ____ on her homework in her study now . A.must work B.can work C.must have worked D.must be working 解析：对正在发生的事进行推测。
本题选D。