There is a Tom here

There is a Tom here

there are tomatoes here

The beginning of the sentence is there is?
The beginning of the sentence is there is how to change it to the plural form. Here are some questions. Please help me
There is a pencie on the desk
There are some pencies on the desk
1.There is a watch on the table.
2.There is a knife near that tin.
3.There is a policiman in the kitchen.
4.There is a cup on the table.
5.There is a letter on shelf.
6.There is a peach on the desk.
7.There is a passport on the shelf.
8.There is a fish in the cupboard.
9.There is a tree in the garden.
10.There is a boat on the river
It would be better if the respondent could tell me why I want to change this way. Just be brief!

1.There are some watches on the table.
2.There are some knives near that tin.
3.There are some policimen in the kitchen.
4.There are some cups on the table.
5.There some letters on shelf.
6.There some peaches on the desk.
7.There are some passports on the shelf.
8.There are some fish in the cupboard.
9.There are some trees in the garden.
10.There are some boats on the river

Here is a photo of my family
here [ ] [ ]of my family

here are （some） photoes of my family