Question

【题目】I ____________ (not) buy that bike because it was too expensive.

Answer 1

【答案】didn’t

【解析】

句意：我没有买那辆自行车，因为它太贵了。根据后面的was，可知句子是一般过去时；空后面含有实义动词，需要借助助动词，助动词用过去式did，和not缩写成didn't。故答案为didn't。