Complete the sentences with the correct form of the verb in brackets. 1 Ice .................. (turn) to water if you heat it. 2 If he .................. (read) in bad light, he will ruin his eyes. 3 If she .................. (need) a dictionary, she can borrow mine. 4 If today is Friday, tomorrow .................. (be) Saturday. 5 If he .................. (be) late, we .................. (go) without him. 6 Unless you are more careful, you .................. (have) problems with this work. 7 If I tell you a secret, .................. you .................. (promise) not to tell it to anyone else?