present continuous

1. Conjugation
Affirmative	Negative	Interrogative
I am working You are working He is working She is working It is working We are working You are working They are working	I am not working You are not working He is not working She is not working It is not working We are not working You are not working They are not working	Am I working? Are you working? Is he working? Is she working? Is it working? Are we working? Are you working? Are they working?
Contracted forms:       am = 'm                          is   = 's                          are = 're                                am not  = 'm not              is not = isn't                   are not  = aren't
2. Spelling of the ing-form (present participle)
General rule: infinitive without 'to' + ING to work --> working to play --> playing Verbs ending in a silent E: the E is dropped +ING to live --> living to come --> coming Verbs ending in IE: the IE changes into Y +ING to die --> dying to lie --> lying Verbs with the stress on the last syllable, ending in a consonant, preceded by a short vowel: the end consonant is doubled + ING to stop --> stopping to begin --> beginning Verbs ending in L: the L is doubled +ING to travel --> travelling to quarrel --> quarrelling Verbs ending in IC: the C is followed by K +ING to picnic --> picnicking to panic --> panicking