Present Continuous Grammar Guide
Subject + to be (Present Simple) + Gerund + Object
For most verbs we add -ing to the infinitive to make the gerund
I'm waiting for a bus
am/is/are not ('m not/isn't/ aren't) + Gerund
am/is/are + subject + Gerund...?
We are not playing football this weekend
Is she doing her homework?
am/is/are ('m/'s/'re) + Gerund
As the present continuous uses to be as an auxiliary verb it is possible to use contractions in both positive and negative forms.
Contractions are common in spoken English but formal and written English it is recommended to use full structures.
We use the Present Continuous to:
Whatever is happening at the moment of speaking can be talked about in the present continuous . This may have started before the moment of speaking and may well continue after the moment of speaking.
The present continuous is the tense of NOW
Why are you talking to him now?
The ship is leaving the harbour
I am thinking about it, I cannot decide now
talk about what is happening now
Apart from the spelling exceptions below verbs in the gerund form are regular
There are some differences in spelling between UK and American English
INFINITIVES ending in -ie change the -ie to -y and add -ing
die - dying
When the INFINITIVE ends in -e, replace -e with -ing
amuse - amusing
come - coming
make - making
smile - smiling
One syllable INFINITIVES ending in consonant + vowel + consonant. Double the last consonant and add -ing
run - running
swim - swimming
Two syllable INFINITIVES ending in consonant + vowel + consonant. Double last consonant if last syllable is stressed. When last syllable is not stressed, just add -ing
commit - committing
whisper - whispering
INFINITIVES ending in a vowel + L, double the L
control - controlling
travel - travelling*
*American spelling - traveling
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