题目内容：
（ ）原因引起的火灾在我国中居于首位。 A．吸烟
B．生活用火不慎
C．电气
D．防火
参考答案：
答案解析：
单选题：（ ）原因引起的火灾在我国中居于首位。
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（ ）原因引起的火灾在我国中居于首位。 A．吸烟
B．生活用火不慎
C．电气
D．防火
（ ）原因引起的火灾在我国中居于首位。 A．吸烟
B．生活用火不慎
C．电气
D．防火
洁净厂房的火灾危险性包括：（ ）。
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According to her letter, what action did Ms. Walter take?
According to her letter, what action did Ms. Walter take?A．She called the compan
What will accompany Ms. Waiter's letter?
What will accompany Ms. Waiter's letter?A．Credit card and email records B．Paymen
About how many new homes were sold in June of this year?
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根据以下内容，回答题。Bruce Healey, TreasurerOberton Community Council1
根据以下内容，回答题。Bruce Healey, TreasurerOberton Community Council111 Wilow Street,