电喷发动机启动和运转过程中，由（）随时发出信号控制油泵报警系统油压正常。
A.ECU
B.ESA
C.ISC
D.EGR
参考答案：A
The yellow shirt is _____________ favourite clothes. [ ]
A. Li Ming
B. Li Ming's
C. Li Mings'
Do you think magazines might be a good idea? [ ]
A. borrow
B. borrows
C. borrowed
D. borrowing
