The sequence of parts in a generally used fuel oil supply system for a main engine is _____(1) tanks in the double bottom; (2) centrifuges; (3) service tank; (4) settling tank; (5) viscosity regulator.
A.
(1)-(2)-(4)-(3)-(5)
B.
(1)-(4)-(2)-(3)-(5)
C.
(1)-(3)-(2)-(4)-(5)
D.
(1)-(5)-(4)-(2)-(3)
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【单选题】Come on, Maria! You can also enjoy_____ you have been dreaming of, if you don’t lose heart.