A: Look out!
B: What's it?
A: You must have rolled over something just now.
B: What you said gives me the creeps!
give sb. the creeps
exp. To make one feel wary or uneasy due to eeriness or strange behavior.（令人毛骨悚然）
e.g. I stay away from that old house on the corner, it gives me the creeps.
e.g. Why is that guy just standing around and not talking to anyone? He's giving me the creeps!
e.g. I'll tell you these two nights we have been out here give me the creeps.
e.g. All these ghost stories are giving me the creeps.
e.g. If you don' t look out, you will come to grief.
e.g. Better look out who you're fooling with next time.
e.g. I apologize for my outburst just now.
e.g. I' m afraid what I said just now was not called for.
句型：Someone must have done something.
e.g. It must have rained last night, for the ground is wet.
e.g. You must have been mad to speak to the servant.