Lesson 2. Nature and the Environment » 12

Choose and circle the correct verb. 1) If I have a lot of money, I will travel all over the world. 2) I will help you unless I am busy. 3) If you saw this film, you will know what it is about. 4) l will invite Peter to visit us if he is free. 5) What will you do if it rains? 6) If I know the answer, I'll tell it to you.