1) They _________ to the teacher a) was listening b) was listen c) were listening d) were listen 2) He _________ in the office a) was working b) were working c) working d) worked 3) I ________ with Paul a) wasn't dancing b) wasn't dance c) weren't dancing d) dancing 4) You ______ the flute a) was playing b) were playing c) playing d) play 5) Peter _______ for the bus a) wasn't wait b) weren't wait c) wasn't waiting d) weren't waiting 6) We ______ to help her a) wasn't try b) weren't trying c) wasn't trying d) trying

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