Поставьте глаголы, данные в скобках, в предложения в Present, Past, Future

Поставьте глаголы, данные в скобках, в предложения в Present, Past, Future Perfect. 1.Here are your shoes. I just (clean) them. 2.I cant go out because I (not/finish) my work. 3.When we came to the bus stop, the bus already (go). 4.He (do) his work by that time tomorrow. 5.The child felt sick after he (eat) a whole box of chocolates. 6.We just (watch) an interesting film on TV. 7.The student (prepare) a report by 6 oclock tomorrow. 8.The man was very nervous because he never (fly) before.