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单选题
1581. The mechanic will remove the fuel metering unit right away after he completes the trouble shooting
A
The mechanic will remove the fuel metering unit far away after he completes the trouble shooting.
B
The mechanic will remove the fuel metering unit at once after he completes the trouble shooting.
C
The mechanic will remove the fuel metering unit all right after he completes the trouble shooting.
答案解析
正确答案：B
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