Help the detective piece together the suspects' weekly routine by dragging the correct words into the police report.

The detectives know that the thieves always steal garden gnomes on Fridays. However, the gang members never leave any footprints behind.

The detectives know that

"The detectives" is a plural subject (they). In the present simple, we use the base form of the verb without an "-s" for plural subjects.

the thieves always steal garden gnomes on Fridays.

"The thieves" is also plural (they). We use the base verb "steal" to describe their weekly habit.

However, the gang members never leave any footprints behind.

"The gang members" is plural. Even with frequency adverbs like "never" or "always", the verb stays in its base form for plural subjects.