【题目】Don't leave your shopping on the back seat of your car—it's an open ________ to a thief.
A.invitation
B.access
C.approach
D.excuse

【答案】A
【解析】考查名词。句意：不要把你购买的东西放在车后座上，这是对小偷的公开邀请。A. invitation“邀请”；B. access“进入”；C. approach“方法”；D. excuse“借口”。故选A。