Complete the sentences with the Present Perfect or Present Perfect Continuous

Complete the sentences with the Present Perfect or Present Perfect Continuous forms of the verbs in brackets.
1nbsp; nbsp; Sheila has gone to the bazaar. Shell be back in an hour.
2nbsp; nbsp; You look sweaty! Have you been working out?
3nbsp; nbsp; How much has Helen spent on her English books?
4nbsp; nbsp; The house smells wonderful! Has Mum been baking a cake?
5nbsp; nbsp; How long has Tom been saving to buy a new PC?
6nbsp; nbsp; Robin has never been abroad.
7nbsp; nbsp; He has been working very hard recently. He needs some time off.
8nbsp; nbsp; We have not bought all our Christmas presents yet.
9nbsp; nbsp; Joy has been cleaning the house since 9 oclock. Can you give her a hand?
10 Have you ever eaten Thai food?