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p952644
2 năm trước
Rút gọn biểu thức A = $\frac{1}{2}$ - $\frac{1}{2}$( x : $\frac{1}{6}$ - $\frac{1}{4}$ ) - 2| 3x -2 | khi: a) x ≥ $\frac{2}{3}$ b) x < $\frac{2}{3}$. 1 trong 2 cái nào cũng được :))
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Ex 1. Use the past simple to complete these sentences 1. Yesterday, I (go)______ to the restaurant with a client. 2. We (drive) ______ around the parking lot for 20 mins to find a parking space. 3. When we (arrive) ______ at the restaurant, the place (be) ______ full. 4. The waitress (ask) ______ us if we ______(have) reservations. 5. I _____(say), "No, my secretary forgets to make them." 6. The waitress (tell)______ us to come back in two hours. 7. My client and I slowly (walk) ______ back to the car. 8. Then we (see) ______ a small grocery store. 9. We______ (stop) in the grocery store and (buy) ______ some sandwiches. 10. That (be) ______ better than waiting for two hours. 1. It was warm, so I ….. off my coat. (take). 2. The film wasn't very goor. I …… it very much. (enjoy) 3. I knew Sarah was very busy, so I ..... her (disturb) 4. I was very tired, so I ..... the party early. (leave) 5. The bed was very uncomfortable. I ..... very well (sleep) 6. The window was open and a bird ..... into the room (fly) 7. The hotel wasn't very expensive. It ..... very much (cost) 8. I was in a hurry, so I ..... time to phone you (have). 9. It was hard carrying the bags. They ..... very heavy. (be) 10. I thought that It would be awful, but finally It ……. (turn) out to be great!

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