1) The students were listening _______________ Miss Tang was speaking. a) when b) while 2) We were tidying up _________ it started to get dark. a) when b) while 3) Abby was dusting the furniture ________ Alan was mopping the floor. a) when b) while 4) Ben was hiking __________ he fell down and twisted her ankle. a) when b) while 5) The lights went out suddenly _________ I was taking a shower. a) when b) while 6) I was listening to music ________ Mum was reading a book. a) when b) while 7) The cat was sleeping _________ the doorbell rang. a) when b) while 8) Katie was playing badminton _____________ Andy was playing football. a) when b) while 9) ____________ Ellie was waiting for the bus, someone said hi to her. a) When b) While 10) ____________ Benny was playing video game, his little brother was studying. a) When b) While

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