Conditional sentences:(Câu điều kiện) A.Use the appropriate form of the verbs in brackets.(Cho dạng đúng của động từ trong ngoặc). 1.If the weather stays good next weekend,we ______ (probably/go) away somewhere. 2.Come on! If we _____ (hurry ), we ______ (catch) the bus. 3.If there ___ (be) too much litter on the street , the environment will become polluted. 4.They will be late for their meeting if they ______ (not leave) now. 5.If anyone_____ (phone) me, tell them I’m out. B.Rewrite the following sentences, beginning with “If ”.(Viết lại câu, bắt đầu với “If ”) 1.Recycle and we will save natural resources. If _________________________ 2.Be careful or you will fall over the rock. If __________________________ 3.Working too much will make you tired. If ___________________________ 4.Chris will pass his exam, but he has to work hard. If ___________________________ 5.Don’t be careless or you will break the vase. If __________________________ Adverb clauses of reason (mệnh đề trạng từ chỉ lí do ) Complete the second sentence so that it has a similar meaning to the first sentence. (Hoàn thành câu thứ hai sao cho có nghĩa giống câu đầu) 1.Because I am sick, I don’t want to go out. Because of my ________________________ 2.Because the water is polluted, we cannot swim in this river. Because of ________________________ 3.Because he behaved badly, he found himself in trouble. Because of his _______________________ 4.Because it was snowing, we didn’t go out for a walk. Because of __________________________ 5.Because of their good performance, they won that match. Because _____________________________ 6.Because of his good looks, he is popular with many girls. Because _____________________________ 7.Because of his serious sickness, he couldn’t come to class. Because ______________________________ 8.Because Na has a sore leg, she has difficulty in walking. Because of ____________________________