Ex1:Put the verbs in parentheses into the correct tenses. 1.Maria (have) ..............a cold now. 2.He(swim)..................right now. 3.Maryam(stay).................... with us at the moment. 4.Listen to those people! What language they ( speak)..........? 5.The boy(gets)...............harder the better. 6.They are (talk) .................... about environment pollution. 7.The weather (become)................colder and colder in December. 8.The sky (get)................. quite cloudy. 9.Lan (become).............a famous actress. 10.We(know)..................about this problem now. 11.My mother (leave)...................Hue for Ha Noi next week. 12.The film (begin).....................at 7:30 or 8:00?