1)
If I (go) out tonight, I (will go) to the cinema. 2) If you (get) back late,
I (will be) angry. 3) If we (do not/see) each other tomorrow, we (will see) each
other next week. 4) If he (comes) , I (will be) surprised. 5) If we (wait)
here, we (will be) late. 6) If we (go) on holiday this summer, we (will go) to
Spain. 7) If the weather (does not/improve) , we (will not/have) a picnic. 8) If I
(do not/go) to bed early, I (will be) tired tomorrow. 9) If we (eat) all this
cake, we (will feel) sick. 10) If you (do not/want) to go out, I (will cook) dinner
at home. 11) I (will come) early, if you (want). 12) They (will go) to the party
if they (are) invited. 13) She (will stay) in London if she (gets) a job. 14)
He (will not/get) a better job if he (does not/pass) that exam. 15) I (will buy) a new
dress if I (have) enough money. 16) She (will cook) dinner if you (go) to the
supermarket. 17) They (will go) on holiday if they (have) time. 18) We (will be)
late if we (do not/hurry). 19) She (will take) a taxi if it (rains). 20) I
(will not/go) if you (do not/come) with me.