问题
选择题
When I got on the bus,I_____I had left my wallet at home.
A．was realizing
B．realized
C．have realized
D．would realize
答案
答案：B
考察时态。由When I got on the bus可知时态为一般过去时。
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When I got on the bus,I_____I had left my wallet at home.
A．was realizing
B．realized
C．have realized
D．would realize
答案：B
考察时态。由When I got on the bus可知时态为一般过去时。