I don't muscle you don't muscle he doesn't muscle we don't muscle you don't muscle they don't muscle
Present continuous
I'm not muscling you aren't muscling he isn't muscling we aren't muscling you aren't muscling they aren't muscling
Preterite
I didn't muscle you didn't muscle he didn't muscle we didn't muscle you didn't muscle they didn't muscle
Preterite continuous
I wasn't muscling you weren't muscling he wasn't muscling we weren't muscling you weren't muscling they weren't muscling
Present perfect
I haven't muscled you haven't muscled he hasn't muscled we haven't muscled you haven't muscled they haven't muscled
Present perfect continuous
I haven't been muscling you haven't been muscling he hasn't been muscling we haven't been muscling you haven't been muscling they haven't been muscling
Pluperfect
I hadn't muscled you hadn't muscled he hadn't muscled we hadn't muscled you hadn't muscled they hadn't muscled
Pluperfect continuous
I hadn't been muscling you hadn't been muscling he hadn't been muscling we hadn't been muscling you hadn't been muscling they hadn't been muscling
Future
I won't muscle you won't muscle he won't muscle we won't muscle you won't muscle they won't muscle
Future continuous
I won't be muscling you won't be muscling he won't be muscling we won't be muscling you won't be muscling they won't be muscling
Future perfect
I won't have muscled you won't have muscled he won't have muscled we won't have muscled you won't have muscled they won't have muscled
Future perfect continuous
I won't have been muscling you won't have been muscling he won't have been muscling we won't have been muscling you won't have been muscling they won't have been muscling
Conditional
Present
I wouldn't muscle you wouldn't muscle he wouldn't muscle we wouldn't muscle you wouldn't muscle they wouldn't muscle
Present continuous
I wouldn't be muscling you wouldn't be muscling he wouldn't be muscling we wouldn't be muscling you wouldn't be muscling they wouldn't be muscling
Past
I wouldn't have muscled you wouldn't have muscled he wouldn't have muscled we wouldn't have muscled you wouldn't have muscled they wouldn't have muscled
Past continuous
I wouldn't have been muscling you wouldn't have been muscling he wouldn't have been muscling we wouldn't have been muscling you wouldn't have been muscling they wouldn't have been muscling