GIÚP MÌNH VS Ạ
42.My mother no longer cooked for me since I got married. (USED)
43.When did you start searching for some facts in the past? (HOW)
44.I don't find it difficult to get up early in the morning. (AM USED TO)
45.Your hair needs cutting. (IT'S TIME)
46.If you run a lot, you'll become healthy. (THE MORE)
47.The ancient Egyptians built the pyramids. (WERE)
48.The last time I saw Lan was at Tam's birthday party. (HAVEN'T)
49.You can't understand these things because you are very young. (ENOUGH)
50.I had saved my document before the computer crashed. (AFTER)