Open the brackets. Put the verbs into the Present Simple, the Present Progressive or the Past Simple.
1. a) The pupils (to write) down their homework at every lesson.
b) The pupils (to write) a test now.
c) The pupils (to write) an exercise five minutes ago.
2. a) My uncle (to travel) around the USA every year.
b) My uncle (to travel) around Russia now.
c) My uncle (to travel ) around England last month.
3. a) Our teacher (to look) thought our exercise books every week.
b) Our teacher (to look) thought our tests now.
c) Our teacher (to look) thought our essays at the last lesson.
4.a) Mary often (not to play) with her toys.
b) Mary (not to play) with her dolls now.
c) Mary (not to play) tennis yesterday evening.
5. a) My father and I usually (to take) our dog for a walk in the evening.
b) My father and I (to take) our dog the vet now.
c) My father and I (to take) our dog to the country an hour ago.
6. a) She (not to work) in the garden in autumn.
b) She (not to work) in the kitchen now.
c) She (not to work) in the house last week.
7. a) He seldom (to lie) on the beach in spring.
b) He ( to lie) in the sun now.
c) He (to lie) on the beach yesterday afternoon.
8. a) His mother sometimes (to drive) home from work.
b) His mother (to drive) home from the shop now.
c) His mother (to drive) home from the country house yesterday evening.
9. a)They (not to ride) their bicycles after school every day.
b) They (not to ride) their bicycles in the park now.
c) They (not to ride) their bicycles last month.
10. a) The snow (to melt) every spring.
b) The snow (to melt) now.
c) The snow (to melt) several days ago.

1 a) writeb) are writing c ) wrote2 a) travelsb) is traveling c) travelled 3 a) looksb is looking c looked4 a doesn't play b isn't playing c didn't play 5 a takeb are taking c took6 a doesn't work b isn't workc didn't work7 a liesb is lying c laid8 a drivesb is driving c drove9 a don't rideb aren't riding c didn't ride1 a meltsb is melting c melted