There is or There are (English exercises - number one)

I started studying English grammar alone from the basics.

These sentences are from my English grammar textbook but there isn't an answer key.
May I ask for your help, please?
Thank you very much in advance for your attention.

Rewrite the sentences, it starting with THERE...

01) The Solar Sistem contains nine planets.
(There are nine planets in the Solar Sistem).

02) We havesixty hotels in ourtown.
(There are sixty hotels in our town).

03) They have two thousand books in the library.
(There are two thousand books in the library).

04) I can see the robber outside the bank.
(There is a robber outside the bank).

05) Manchester has two important football teams.
(There are two important football teams in Manchester).

06) My wallet is empty.
(There isn't any money in my wallet).

07) The local zoo has lions, tigers, and gorillas.
(There are lions, tigers and gorillas in the local zoo - Do I have to put 'in' or 'at' before to 'the zoo'?).

08) The newspaper contains a picture of the president.
(The is a picture of the president in the newspaper).

09) The USA has fifty states.
(There are fifty states in the USA).

10) China has a famous wall.
(There is a famous wall in China)

11) Holland has no mountains.
There aren't any mountains in Holland)

12) This cake contains no eggs.
(There aren't any eggs in this cake).