Вчеркни в предложения соответствующие предлоги why how where whose what

Вчеркни в предложения подходящие предлоги why how where whose what
1 Do you know .......... Clasgow is?-yes, it is Scotland
2 I can't understand tand......... he is going to leave London. - He is unhappy here
3 I don't know...... colour their car is.- it is black.
4 Ask them...... Computer it is. - i know. It is John's computer.
5 Sorry........ can I get to the airport