Even though I’d hurt my leg, I＿＿＿＿＿＿ swim back to the river bank.A.couldB.mightC
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Even though I’d hurt my leg, I＿＿＿＿＿＿ swim back to the river bank.
A.could
B.might
C.had to
D.was able to
试题答案
D
can表示能力时可用be able to代替。但can只有一般时和过去时，be able to可用于各种时态。如果表示“过去有能力并成功地做成了某事"时，要用was/were able to，不用could。