小学英语--写出下面句子的同义词.

小学英语--写出下面句子的同义词.
1.It's time for bed now.
It's time __________ ____________ _____________ bed.
2.Shenzhen is the youngest city in Guangdong province.
Shenzhen is __________ then ___________ ____________ city in Guangdong province.
3.How tall are you?
________ your __________
4.How heavy is your sister?
_________ your sister's ____________
5.Science is my favourite subject.
I _________ science ________ of all the subject.
6.This story is more interesting than others.
This is __________ _________ ___________ story of all.
7.Mount Qomolangma is the highest mountain in the world.
Mount Qomolangma is__________ __________any other mountain in the world.