1. Lucy's hair is shorter than my hair

⇒Lucy's hair is not as long as my hair

2.I love jazz, and my sister also loves jazz

⇒I love jazz, and my sister does too

3.My mother's favorite food is noodles. My favorite food is rice. 

⇒My mother's favorite is different from my favorite food

4.Minh and Hoa will travel to Ho Chi Minh city tomorrow

⇒Minh will travel to Ho Chi Minh City and Hoa will,too

5.Kate and Hoa didn't go to the art gallery yesterday

⇒Kate didn't go to the art gallery yesterday, and Hoa didn't eithe