It was not until I began to work that ________ how much time I had wasted.
| A．did I realize | B．didn’t I realize | C．I realize | D．I realized |
2010高一·全国·专题练习 查看更多[2]
更新时间：2010-05-23 23:39:02
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【推荐1】—You speak very good French!
—Thanks. I __________ French in Sichuan University for four years.
—Thanks. I __________ French in Sichuan University for four years.
| A．studied | B．study | C．was studying | D．had studied |
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【推荐2】Sheldon could have defeated Howard in the match, but he _______ too careless at the last minute.
| A．is | B．was |
| C．has been | D．had been |
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