2 Complete these sentences with is/isn't, am/am not, are/aren't. 1 It 2 1 3 She 4 They. 5 We 6 We 7 Where 8 What 91 10 going well. learning a new program. working in the office today. She has a day off. installing the new software. setting up the network. using Word. We have a different word-processing program. they working today? he installing on the computer? coming in today. I'm sick. she working at home today?