Her cousin ______ swim when he _____ six years old.[ ]A. can, is B. could, were C. could, was D. can

题目简介

Her cousin ______ swim when he _____ six years old.[ ]A. can, is B. could, were C. could, was D. can

题目详情

Her cousin ______ swim when he _____ six years old.

[      ]

A. can, is
B. could, were
C. could, was
D. can, was
题型:单选题难度:中档来源:期末题

答案

C

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