Относительные местоимения в английском языке

Употребите подходящее относительное местоимение.

I bought a laptop _ is very fast and powerful. *

which

who

whose

I met a guy _ is the best in Math in our college. *

that

which

who

My friend _ parents are teachers knows English perfectly. *

whose

that

which

We know _ the Earth is round. *

which

that

who

Do you like people _ are very smart? *

that

which

who

I have an arm-chair ___ I don’t need. *
whose

which

who

I want to find a game _ I can play alone. *

who

whose

which

  welsh is a  celtic language that is spoken in the principality of wales, with some  speakers in patagonia in the south of argentina. it is very different from english. for example,'welkome to wales' is 'croesu i cymru' in welsh. the celts arrived in  europe in the fifth centure bc.when the anglo-saxons invaded britain, the british celts moved west and northwards.                                                                                                   перевод: валийский является кельтским языком,на котором говорят в княжестве уэльс, с некоторыми говорящими в пантагонии на юге аргентины. он отличается от . например, "добро в уэльс" будет  'croesu i cymru' на валийском. кельты прибыли в европу в 5 веке до н.э. когда анго-саксонцы вторглись в британию,британские кельты ушли на западные и   северные земли.

1. i was sitting in front of the fire, when they called out to me.

2. i was getting the tea ready,  when my mother came home from work.

3. she was dusting the carpet, when her cat knocked a vase off the table.

4. we were finishing our tea, when there was a knock at the door.

5. they were going down the garden path, when she stopped and waved. 

(1) c_s : c [s] - face, pencil - s [s] - sister,

(2) g_j : g [ ʤ ] -page, large - j [ ʤ ] - jeans, jam