题目
By the time he was 4, he ______ a lot of German words.
A.
had learned
B.
has learned
C.
learned
D.
learns
知识点：Unit 7 Films章节：未标注
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By the time he was 4, he ______ a lot of German words.
答案与解析
自由组卷
围绕这道题再组一份练习 →
完整试卷
浏览同年级试卷结构 →