1. open the brackets to use the correct tense form. 1) we (to speak) about this book last saturday. 2) my sister just (to come) home. 3) i don’t think they (to finish) in time tomorrow. 4) dick (to help) his mother about the house while his sister (to do) her homework. 5) it often (to rain) in october. 6) he didn’t understand the question they (to ask) him before. 7) robert (to play) chess for 2 hours.
2) My sister has just come home.
3) I don’t think they wil have finished in time tomorrow.
4) Dick was helping his mother about the house while his sister was doing her homework.
5) It often rains in October.
6) He didn’t understand the question they had asked him before.
7) Robert has been playing chess for 2 hours.