1.The movie is very interesting.

=>What the very interesting movie !

=>How interesting the movie is !

2.That car is very old.

=>What the old car !

=>How old car is !

3.The weather is very awful.

=>What the awful weather !

=>How awful weather is !

4.These books are new.

=>What new books !

=>How new these books !

when subject is he,she,it then add s,when subject is they,we,you then normal