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tahuyhai2005
2 năm trước
phân tích đt thành nhân tử x^2-2xy+y^2+3x-3y-4
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1. When preparing a diet, we should be aware that vitamin D increases the amount of calcium absorbed. A. schedule of exercises                 B. nutritional plan            C. study on longevity   D. medicinal chart 2. The rooms and meals at the Campus Motel were not only adequate but also inexpensive. A. registrations             B. reservations              C. accommodations         D. confirmations 3. For your safety and the safety of others, always pay attention to traffic signals. A. overlook                                        B. heed                        C. glance at                                       D. stare at 4. Joshep came into a lot of money when his uncle in Miami died a sudden death.   A. transferred               B. inherited                                       C. invested                     D. donated 5. According to a belief prevalent in many places, a small forked stick can locate subterranean springs. A. firmly upheld           B. broadly accepted     C. fully documented         D. tightly restricted 6. He loathed the idea that children shouldn't take part in activities as part of their educational experience. A. welcomed                 B. proposed                                    C. rejected                     D. imposed 7. It is believed that our inherited genetic characteristics play the decisive role in our being attractive. A. vague                         B. visible                        C. crucial                        D. small

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