Let's start the revision
1-As soon as I (arrive) there,I (call) you.
2- If he (pass) the next exam,he (opt) for English.
3-It (not be) a good idea if you ( do) it last night.
4- you ( engage) if you (be) me ?
5-While I (explain) , you ( talk) to each other
6-She (find) her lost ring as she (tidy) the room.
7-We might ( see) him if we ( have ) time tonight.
8- Could you ( help ) me in my tasks tomorrow
9- I (not use play) chess but I ( use play ) basketball.