某计算机的字长是16位,它的存储容量是64KB,若按字编址,那么它的寻址范围是( )。
A.0~64K
B.0~32K
C.0~64KB
D.0~32KB
参考答案:B
Most students walk or ________ / raId / bikes to school.
A.read
B.ride
C.rain
D.rich
Many difficulties have ______ as a result of the changeover to a new type of fuel.
A.risen
B.arisen
C.raised
D.arose