2019年mba考试英语模拟题——其他288

{01}---Tom says he is too tired to go on.
---He can’t be.He ______for an hour.
A.just worked
B.has only been working
C.has just worked
D.had only been working
解析：考查动词的时态。从本题的语境中可以看出他不可能累的原因是：他从开始工作到现在仅仅才工作了一个小时，因此应该用现在完成进行时。
本题选B。
{02}---Daddy, would you buy me an MP3 player if I do well in the first city-wide examination?
---I ______, I promise.
A.would
B.shall
C.will
D.do
解析：will作情态动词用于第一、三人称时，表句子主语的承诺，只用于第一人称还可表“未来意志”。
本题选C。