【单选题】diesel oil may be used to cool _____ of a diesel engine.
【单选题】Tom, ______ the other boys in our class, ______ playing games.
【单选题】_____ each other, the twin sisters are difficult to distinguish. [ ]
【单选题】Fuel oil contamination of an auxiliary diesel engine lube oil can result in ___________.
A.
an increased flash point
B.
higher lube oil pressures
C.
an increased viscosity
D.
lower lube oil pressures
【简答题】Emily and Mandy wanted to be __________ (nurse) when they were children.
【简答题】求两个二进制数A=1011,B=0101的逻辑与运算F?
【单选题】________like singing and dancing; _________ like playing chess. [ ]
【单选题】Some people like watching TV, but _____ say it is boring. [ ]