Question

 My car alarm is always______ whenever my neighbor's cat goes under my car.

A. going off    B. going out      C. breaking down      D. setting off

Answer 1

A 考查动词词组的辨析。根据句意“当邻居家的猫无论何时跑到我车底下。”可猜测汽车报警器都会“响”，故答案选A，意为“发出响声”。