The end of _______ finally brought freedom to the slaves in 1865, but blacks still had a lower position in society.

The lower end of each piston rod is reduced in diameter to fit a bore in （）， this being secured to the piston rod by a nut.

An inward uniform magnetic field B is decreasing and a loop of wire is in the field. For the result of the electromagnetic induction, which of the following statements is correct?[img=119x108]1803a37611f4625.png[/img] A: The potential of end A is higher than that of C. B: The potential of end A is lower than that of C. C: The potential of end A is the same as that of C. D: Potential does not exist due to the absence of an electrostatic field.

If a country’s saving rate declined, then other things the<br/>same, in the long run it would have () A: lower<br/>productivity, but not lower real GDP per person. B: lower<br/>productivity and lower real GDP per person. C: lower<br/>real GDP per person, but not lower productivity D: neither<br/>lower productivity nor lower real GDP per person.

John Steinbeck mainly wrote about lower and lower middle class.

Small population may mean ______. A: higher productlvity, but a lower average income B: lower productivity, but a higher average income C: lower productivity and a lower average income D: higher productivity and a higher average income

Less-for-much-less positioning involves meeting consumers' lower performance or quality requirements at a much lower price.

表示开头是小写的是 A: ^[a-z] B: [^[:lower:]] C: [^a-z] D: ^[[:lower:]]

Relative to the underlying stock, a call option always has A: a higher beta and a higher standard deviation of return. B: a lower beta and a higher standard deviation of return. C: a higher beta and a lower standard deviation of return. D: a lower beta and a lower standard deviation of return.

There is a bank __________ the street. A: on the end of B: in the end of C: at the end of D: by the end of