Use the appropriate forms of the verbs in brackets ( Pr.Simple or future simple) to complete the sentenses.

1) I don't know if I (see) you next Sunday. I think I (be) out of town. 2) I (stop) and (ask) the way. I (be) not sure we are walking in the right direction. 3) If the situation (not change) , we (lose) the game. 4) If John (arrive) on time , we (not miss) the 5 o'clock bus. 5) They don't know when Mr Green (return) . 6) If it (rain) , I (not allow) Jack to go for walk. 7) I don't think we ( go) out if it (snow) . 8) Who (speak) to Mr. Biggs when he (come)? 9) They (not tell ) you when they are leaving. 10) It's difficult to say if they (finish) the project today.