can /could/be able to

I saw him trying to ride his bike but he ............

........you able to swim when you were 5 years old?

We I like this hotel .You ........see the sea from the window

Thanks to our teacher ,many children ....... to read and write now

It is hot here.........you open the window please?

I want to go to the super market. When .......you ......... to give me a drive?

........ you open the window please?

.............he speak English ? A little

They ............ run very fast when they were young

We will meet him tomorrow ,so you .........to ask him anything you like

I was hungry yesterday but I ............. make dinner

Moris is a clever boy but he ......... understand this problem ..........you help him?