4 Write questions. Then match them to the answers. 1 (Tom / study) Is Tom studying ..... for the History test? a Yes, I am. 2 (Mum / work) ... today? b Yes, he is. 3 (you / write) a letter? c No, they aren't. 4 (they / laugh) d Yes, you are. 5 (it / rain) The sky is grey. .........? e No. she isn't. 6 (l/ sit) on your chair? f Yes, it is.