Помогите пожалуйста срочно надо! Complete the sentences with the words Family is a unity of people who … each other

Family is a unity of people who support each other in different situations. It’s a pity but sometimes friends can betray you. People can envy your success. I get on well with my brother, but sometimes we quarrel. Elena was envious of her little brother when he was born. She is leaving for London tomorrow. She has bought a ticket. We think we will go abroad this summer if we have enough money. My parents hope I will win the competition. On Sunday we are arranging a party. We have already bought everything. I am sure my friend will pass his exams well.