to whistle
Regular verb: whistle - whistled- whistled

Indicative 	
Present 	Present continuous 	Preterite 	Preterite continuous 	
I whistle
you whistle
she whistles
we whistle
you whistle
they whistle 	I'mwhistling
you'rewhistling
she'swhistling
we'rewhistling
you'rewhistling
they'rewhistling	I whistled
you whistled
she whistled
we whistled
you whistled
they whistled	Iwaswhistling
youwerewhistling
shewaswhistling
wewerewhistling
youwerewhistling
theywerewhistling	
Present perfect 	Present perfect continuous 	Pluperfect 	Pluperfect continuous 	
I've whistled
you've whistled
she's whistled
we've whistled
you've whistled
they've whistled	I'vebeen whistling
you'vebeen whistling
she'sbeen whistling
we'vebeen whistling
you'vebeen whistling
they'vebeen whistling	I'd whistled
you'd whistled
she'd whistled
we'd whistled
you'd whistled
they'd whistled	I'd been whistling
you'd been whistling
she'd been whistling
we'd been whistling
you'd been whistling
they'd been whistling	
Future 	Future continuous 	Future perfect 	Future perfect continuous 	
I'll whistle
you'll whistle
she'll whistle
we'll whistle
you'll whistle
they'll whistle 	I'll be whistling
you'll be whistling
she'll be whistling
we'll be whistling
you'll be whistling
they'll be whistling	I'll have whistled
you'll have whistled
she'll have whistled
we'll have whistled
you'll have whistled
they'll have whistled	I'll have been whistling
you'll have been whistling
she'll have been whistling
we'll have been whistling
you'll have been whistling
they'll have been whistling	

Conditional 	
Present 	Present continuous 	Past 	Past continuous 	
I'd whistle
you'd whistle
she'd whistle
we'd whistle
you'd whistle
they'd whistle 	I'd be whistling
you'd be whistling
she'd be whistling
we'd be whistling
you'd be whistling
they'd be whistling	I'd have whistled
you'd have whistled
she'd have whistled
we'd have whistled
you'd have whistled
they'd have whistled	I'd have been whistling
you'd have been whistling
she'd have been whistling
we'd have been whistling
you'd have been whistling
they'd have been whistling	

Infinitive 	
Imperative 	
Infinitive 	 	Imperative 	 	
to whistle 	 	whistle
Let's whistle
whistle 	 	

Participle 	
Present 	Past 	 	 	
whistling	whistled