Cho đường thẳng (d): y=ax+b

a) Tìm a,b sao cho (d) đi qua A(1;-1) và song song với đường thẳng y=2x+3

b) Vẽ đường thẳng (d)

c) Tìm m sao cho 3 đường thẳng (d) và y=x+1 và y=(m-1).x+5 đồng qui.

1. Bill is an intelligent boy. He is always at the top of his class  (so...that)
=> Bill …………………………

2. She walked so fast that her younger sister couldn’t follow her (too)

=> She …………………………………..

3. He studies quite well. He can pass this exam (enough)

=> He …………………………………..

4. They were beautiful flowers. We took a photograph of them

=> They were such ………………………………………………

5. The restaurant is expensive so we can’t eat in that restaurant

=> The restaurant is so ……………………………………………

6. I didn’t have enough money. I couldn't take a taxi home

=> I didn’t have……………………………………………

7. It is so early that we can’t go out

=> It is too ……………………………………………

8. The water is too hot for me to drink

=> The water is so ……………………………………………

1. This road is not safe. She can't go at night (enough)

=> This road…………………………………..

2. The water in this pool is very dirty. I can't drink it (too)

=> The water…………………………………..

3. My father has very good health. He seldom takes any medicines (such...that)
=> My …………………………

4. My friend is very strong. He can lift up the table by himself (so…that)
=> My …………………………

5. Maria is quite beautiful. She can have a boyfriend (enough)

=> Maria is beautiful enough to have a a boyfriend

6. There is a lot of noise. We can’t learn our lessons (such...that)
=> There …………………………

7. The sun shone brightly. Maria had to put on her sunglasses (so…that)
=> The sun …………………………

8. This room is quite bright. They can study their lessons (enough)

=> This room is bright enough to study their lessons

9. These goods are so expensive that they can’t be sold quickly (too)

=> These…………………………………..