1.When/my father/be /young/used to/play tennis/.
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2. My father/ teach/this school/ before 1975.
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3.Tom/already/do/his homework/before/he/go/school/.
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4.Mary/study/English/at this time yesterday/.
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5.That/girl/do/all her homework/yesterday/.
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6. Our uncle/ live/here/before the war.
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7.It/rain/when/I/get up/this morning/.
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8.Before/he /go/cinema/he/lock/door/carefully/.
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9.After/she/leave/hotel/she/go/airport/.
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10.When/we/come/stadium/football match/already/start/.