Put the verbs in brackets into correct form

1. I (not see) her since we (leave) school.

2. The car (be) ready for him by the time he (come) tomorrow.

3. It won’t be sage to use these stairs until they (repair).

4. Make sure the door (lock) before you go to bed.

5. You (stop) by a policeman if you try to cross the road now.

6. They wouldn’t have got ill if the water (boil).

7. The grass looks as if it (not cut) for years.

8. His book fell into the river and (lose) forever.

9. We (walk) for three hours and are very tired.

10. Evening (fall) when he wake up.

1. The neighbour makes a lot of noise walking around. His flat is above mine

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2. The local market sells excellent local produce. It is a two-minute walk from my flat

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3. John is speaking to his boss. His boss is a famous writer

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4. I like the town. You live there

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5. I like the painting. It is in this room

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6. The man was sick. He looked very pale

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7. He was sitting in the emergency room. It was very crowded

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8. A nurse was nearby. He called to her

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9. The nurse called a doctor. He came quickly

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10. She gave the man an injection. It made him go to sleep

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giúp vs mn

cho các số thực dương abc thỏa mãn a+b+c=3abc. tìm GTNN \(P=\frac{bc}{a^3\left(c+2b\right)}+\frac{ca}{b^3\left(a+2c\right)}+\frac{ba}{c^3\left(b+2a\right)}\)

cho đường tròn tâm o có đường kính AD=2r qua d kẻ tiếp tuyến d của dường tròn O MN là đường kính thay đổi của đường tròn O. các đường thẳng AM An cắt d tại B C. tìm vị trí của đường kính MN để tích AB. AC đạt giá trị nhỏ nhất

Cho đường tròn O, dây AB không đi qua tâm. Trên cung nhỏ AB lấy M (M không trùng A, B). Kẻ dây MN vuông góc với AB tại H. Kẻ MK vuông góc với AN ( K thuộc AN). Chứng minh MN là phân giác của góc BMK.