1. Hoa didn'use .............. (go) to work by motorbike

2. How about .............. (see) a movie on sunday mording?

3. People in viet nam .............. (pend) a lot of money on heating since 2015

4. It ............. (be) the hottest in london for 35 years

1. He usually ............. (go) fishing on saturdays

2. My mother used .............(go) to work by car now he cydes

3. Nam ............... (learn) english for 8 years

4. Last ning, my father ............... (watch) tv

5. I like .............. (work) as a volunteer for that orphange

1. Mom often ............. (make) breakfast for all my family

2. The children ............. (cry) loudly in her room now

3. I ............... (rede) my bike to my parents's house last week

4. I think people ............. (use) flying cars in the future

5. We ............ (not/use) electricity bikes when we were small

cho N(x)=-1x^2-3x+10

M(x)=2x^4-2x^3+3x^2+11x-8

chung to x+2 la nghiem cua N(x) nhung khong phai la nghiem cua M(x)