Put the verbs in brackets in the correct tense form:
11When winter(come), I (skate) in the yard.
12If you(continue) to act like that, your mother(punish) you.
13If she(not/stop), she (regret) it.
14Before he (go) home, I (tell) him the truth.
15Yesterday Bob(not/visit) his granny because he (be) busy.
16Yesterday at 6 o’clock I (speak) to Betty on the phone.
17 When she (give) back my book, I(bring) it to you.
18 I (help) him if he (ask).
19 Tomorrow I (visit) you if you (be) at home.
20 If we (meet), I(give) you her address.