1.
It develops rapidly. 
发展速度很快。
fā zhǎn sù dù hěn kuài.         
2.
I live in the hotel during a business trip. 
出差时我住在酒店里。
chū chāi shí wǒ zhù zài jiǔ diàn lǐ. 
3.
Could you give it to her? 
你给她送去，行不行？
nǐ gěi tā sòng qù, xíngbuxíng?                 
4.
There are too many books.
书太多了。
shū tài duō le. 
5.
When is your lesson? 
几点上课？
jǐ diǎn shàng kè? 

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