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hatien41103
2 năm trước
Cho hình chóp S. ABCD có đáy ABCD là hình thoi cạnh a SA=SB=a √2. Mp (SBD) vuông góc với (ABCD) (*) tính Thể tích của S.ABCD
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II. WRITING Rewrite the following sentences beginning as shown, so that the meaning remains the same. 33. Apples are usually cheaper than oranges. Apples are not..................................... 34. That restaurant is so dirty that no one wants to eat there. It is such.............................................. 35. Tim will be eighteen next week. It's Tim's.............................................. 36. John and Ann didn't tell the truth. Neither................................................. Combine these two sentences into a new one using the given words in brackets. 37. It was raining heavily outside. We postponed the picnic. (as) ............................................................ 38. The girl is very beautiful. Her dress is red. (whose) ............................................................ 39. She learns English well. She plays sports well, too. (not only ) ............................................................ 40. She is intelligent. She can do this exercise by herself. (enough ............................................................ Combine these two sentences into a new one using the given words in brackets. 37. She can’t understand me. She is my old acquaintance. (Although) ............................................................ 38. We are always proud of my dad. He is the best person in the world. (who) ............................................................ 39. He drove very fast. He had an accident. (because of) ............................................................ 40. This problem is very difficult. We can’t solve it now. (so) ............................................................

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