问题
选择题
They ______ about eight hundred English words by the end of last term. [ ]
A. have learned
B. had learned
C. will learn
D. are going to learn
答案
答案：B
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They ______ about eight hundred English words by the end of last term. [ ]
A. have learned
B. had learned
C. will learn
D. are going to learn
答案：B
