2.Put the verbs in brackets into the correct tense, as in the exemple:
a) If you have (have) a toothache, go to the dentist.
b) If Peter (do) lots of exercies, he'll be fit and healthy.
c) Please cal me if you (need) any help.
d) Unless it (rain), we'll go for a walk.
e) you (give) me a call if you have time tomorrow?
f) Unless you (hurry), we'll be late for the concert.
g) If he (keep) on neglecting his homework, he will get a bad mark.
h) Don't hesitate to ask my help, if you (need) it.
