1.1) I read this book last year.2) John isn't watching NV now.3) Tom played computer games at five o`clock yesterday.4) I take the dog for a walk every day after school.5) Jane was flying her kite while Bob was eating a sandwich.2.1) I've just joined the Art club.2) She has worked at the clothes shop for 2 years.3) Have you ever explored a haunted mansion?4) Justin is cooking dinner for two hours now!3.1) If the weather is good, we'll go for a walk.2) If I have time, I'll call you.3) You will pass your exams successfully if you study hard.