Past Simple or Past Continuous
(WHEN-WHILE)
Write the verbs in the correct tense.
1.They -------------(play)chess, when I --------(fall) asleep.
2.While he -----------(talk) on the phone my sister ----------(drop) the vase.
3.They ---------- (have) a picnic when they ---------- (see) a big lizard.
4.He ----------(fall) off his bike while he ----------(cycle).
