Present Continuous or present simple.1 Do you know that this singer

Present Continuous or present simple.
1 Do you know that this singer (make)all this clothes himself?
2 Mum (bake) a cake at the moment
3 those who (smoke )in public places are not concerned about the effect of smoking on others.
4 I usually (learn) languages very fast, But I (have) problems with English
5 Leaves (fall) in autumn
6 She has to work over time this week,because she (save up) to pay the rent
7 Look! The man (come up) to us, do you know him?