题目内容
It was playing computer games that _______ the boy plenty of time that he ________ doing
his lessons.
| A．spent; must have been | B．cost; ought to have spent |
| C．wasted; wouldn’t have been | D．took; can’t have spent |
B
略
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It was playing computer games that _______ the boy plenty of time that he ________ doing
his lessons.