Kết hợp 2 câu thành 1 câu sử dụng từ cho sẵn
7, I can’t run. It’s too hard (to)
8, The river is polluted. We can’t swim there. (so)
9, The weather is terrible. We have to cancel the match. (because of)
10, The wallet isn’t small. You can’t put it in your pocket. (enough)