1) I ..................walking on the beach when I saw a big turtle. a) was walking b) am waking c) walk 2) My brothers ...................for the exams when the light went out. a) are studying b) were studying c) study 3) My mother was watching TV when my father ....................her. a) calls b) is calling c) called 4) I was going shopping when I ..................... my friend. a) saw b) see c) seen 5) My friend ........................his pen when he found an old book. a) was looking for b) is looking for c) looks for

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