I. Supply the correct form of the words / tense of the verbs in the following sentence. 16.How many Math …………. do you have a week? (period) (2.5 Điểm) period periodes perioding periods 17.We…………. a bicycle for your birthday. (buy) (2.5 Điểm) will buy buy to buy buying 18.Look at those black clouds. It …………. (rain) (2.5 Điểm) is going to rain raining won’t rain rains 19.Their children …………. Ha Long Bay every summer. (visit) (2.5 Điểm) visits doesn’t visit visit isn’t visiting 20.They …………. TV at the moment. (watch)Trình đọc Chân thực (2.5 Điểm) watch aren’t watching is going to watch won’t watch