Table 1.

Example stimuli of experimental conditional (counterfactual and hypothetical) and declarative control clauses

Condition	Example stimuli
Counterfactual-true	If sweets were made out of sugar,
	If light was perceived with the eyes,
	If flutes were used to make music,
Counterfactual-false	If words were made out of sugar,
	If sound was perceived with the eyes,
	If vegetables were used to make music,
Hypothetical-true	If sweets are made out of sugar,
	If light is perceived with the eyes,
	If flutes are used to make music,
Hypothetical-false	If words are made out of sugar,
	If sound is perceived with the eyes,
	If vegetables are used to make music,
Declarative-true	As sweets are made out of sugar,
	As light is perceived with the eyes,
	As flutes are used to make music,
Declarative-false	As words are made out of sugar,
	As sound is perceived with the eyes,
	As vegetables are used to make music,

Note. Critical words are underlined for expository purposes only.