----- Nội dung dịch tự động từ ảnh ----- Combine two sentences into a new one using the given words in brackets. Do not change the given words in any ways. Question 37: I had met her three times before. I didn't recognize her. (Although) Question 38: Nam must chew food carefully. Otherwise, he will have a stomachache. (If) Question 39: My teacher spoke very fast. We can't understand what he was speaking. (too) Question 40: Son Doong Cave is recognised as the largest cave in the world. It is located in Quang Binh Province. (which) ---The End-