Change the following sentences into exclamatory sentences, using 'What'

Change the following sentences into exclamatory sentences, using 'What'.
1 The weather is so awful->...........
2 The city is very beautiful->..........
3 The buildings are so attractive->........
4 The cake is so delecious->.....
5 The flowers are very lovely->....
6 The cofee is so strong->.....
7 The Maths lesson is so insteresting->......