题目内容：
If ever again __________ happens an accident like this, we will have only ourselves to blame.
参考答案：
答案解析：
单选题：If ever again __________ happens an accident like this, we w
- 题目分类：专四
- 题目类型：单选题
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According to some educators, the goal of teaching is to help
According to some educators, the goal of teaching is to help students learn what
下列属于原始凭证应当具备的内容的有（ ）。
下列属于原始凭证应当具备的内容的有（ ）。
商业汇票在（ ）情形下，不得背书转让。
商业汇票在（ ）情形下，不得背书转让。
I wish I hadn't been so busy this morning, otherwise I _____
I wish I hadn't been so busy this morning, otherwise I __________ you with the c
回答第40空。
回答第40空。