Bill, Ted, and Bob are all cowboys, but only the latter can rope a steer. Bill, Ted, and Bob are all cowboys, but only Bob can rope a steer. It takes a direct object. Laid is the form for its past tense and its past participle. Its present participle is laying .
Lie indicates a state of reclining along a horizontal plane.
It does not take a direct object. Its past tense is lay . Its past participle is lain . Its present participle is lying . When lie means to make an un true statement, the verb forms are lie, lied, lying .