题目内容

6) good clothes, shoes and hats

A. keep them
B. throw away
C. give to an organization
D. give them to second-handbookstores
E. make digital copies

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1) The man says his apartment is a 1._____.He doesn’t have time to 2.________ his possessions and doesn’t know how to 3._______.

2) He thinks the woman is probably the best person to give him some 1.________ because her place is very 2.________ and 3.________.

3) The woman’s first tip is to pick one area to 1.______ 2._____, so the man won’t feel 3.________ about all the work.

发动机燃油喷射系统中,以下哪项是系统闭环控制模式的主要输入信号?

A. 冷却液温度传感器
B. 点火开关信号
C. 氧传感器
D. 空气流量计信号

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