Conditional Sentences
1, Mary ( Leave ) school six years ago
2, Mrs Ly ( wait ) for us one hour ago
3, We ( arrive ) this morning
4, When you last ( phone ) him ? Some week ago
5, Typhoons usually ( occur ) in autumn in our country
6, S.O ( knock ) at the door . l ( open ) it
7, Ba is a hard - working student . He always ( get ) good mark
8, Marry ( taste ) a lot of delicious food when she ( visit ) Hue
9, My brother ( leave ) university in 1998
10, The first jeans ( appear ) in Europe
11, Look at those boys , what game they ( play ) ?
12, Yesterday evening , my sister ( be ) tired , so she ( go ) to bed early
13, Farmers ( grow ) rice and ( raise ) cattle for a living
14, It's 10 o'clock now. My mother ( do ) the gardening
15, Twen diren the TV . He ( study ) for his entrance exam