Cullen, a Scottsh professor, 1 a small refrigeration machine in 1755, using a pump to 2 a partial vacuum over a ___3 of diethyl ether, 4 then boiled, absorbing heat from the surrounding air. At the time, it had no practical use and 5 never found a use for his invention. 1. designed , designs , was designing , have designed
2. creation , creating , create , creative
3. containing , container , containers , contained
4. whom , when , who , which
5. them , Cullen , cullen , him

GRAMMAR HELP ME PLEASE ,,,

the african society basically suffered the consequences of colonization and apartheid directly attacking the black people, first, during the colonialism and its main idea which which "white people" had better rights, affecting   them principally in the right to establish black people in their territories, access to quality education and health services and took away any civil right even to the black people to feel they have the same opportunities as the settlers.

i'm on the same lesson : / i really don't want to do it..