问题
选择题
The subjects we have at school _____biology.
A．including
B．include
C．included
D．to include
答案
答案：B
此题要分清句子成分，主语是The subjects，we have at school是定语从句，整个句子缺少谓语动词，根据题中的时态应用一般现在时态所以选B。
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