1) The students (DO) an excersise when the bell (RING) 2) I (SEE) an accident while I (WAIT) at the bus stop 3) While she (WRITE) an email, her computer (TURN) off 4) He (Fall) down while he (CLIMB) a tree 5) When my mome (COME) home, my sister (SLEEP) 6) We (FIND) some old photographs while we (TIDY) our room 7) When you (CALL) me last night, I (STUDY) for the test 8) I (HAVE) a bad dream while I (SLEEP) 9) When the fire alarm (GO) off, we (LISTEN) to music 10) She (START) to cry while she (WATCH) a movie 11) While my mum (WASH) the dishes, the telephone (RING) 12) My mum (WASH) the dishes and I (TIDY) my room 13) I (DO) sport when I (SEE) you. 14) I (LISTEN) and my dad (WORK). 15) My sister (TAKE) a shower when the earthquake (START) 16) The teacher (DO) yoga when the students (OPEN) the door 17) The man (PLAY) rugby when he (BREAK) his arm 18) When we (PLAY) tennis, she (CALL) me 19) I (COOK) lunch, when I (SEE) the baby smile 20) I (SEE) Andrea when she (TAKE) a piano class

2BIL Past continuous when/while

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