Rewrite the sentences without changing the meaning

Rewrite the sentences without changing the meaning
1/ The Cat is very old->...................................!
2/ what subject does Mary like best->What is.    ....................?
3/How much is the hat?->How much does............?
4/ How old is your sister?->What ............?
5/When is her birthday->What..................?
6/Lần taller than Hoa-> Hoa is ...............
10/ Nam works more hours than Lan ->Lan works.......
11/Let's listen to music -> what about.......?
12/Nam is taller than any students in his class .Nam is the......
13/ Mai drinks more milk than her brother->Mai's brother drinks.........
14/ The blue hat is more expensive than the yellow one-> Thế yellow hat is.........
15/The blue dress is cheaper than the red one. The red dress is.......
16/ We have a break thật lasts thirty minutes.We have a .....
17/ These are ovel eight hundred stamps in Tim's collection-> Tim's collection.......
18/There is a sink , a tub and a shower in the bathroom-> Thế bathroom......
19/ No one in the group is taller than Trung-> Trung
20/My house is the oldest house on the street-> No house.......
21/I have fewer days off than my sister-> My sister has .......
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