How much do you ______ for the new trainers? [ ]
A. spend
B. take
C. cost
D. pay
答案:D
– I thought I asked you to fix the radio.
-- Oh, I’m sorry, Madam. I _____ it right away.
A.am to do
B.will do
C.was about to do
D.am going to do
UNIX系统采用32位虚拟地址,其中第31和30位表示访问的是哪个区段,第29到9位表示(),第8到0位表示()