viết lại câu sử dụng từ cho trong ngoặc:
1.many people participate in community activities to help people in need(so as that)
2.She made bamboo products and sold them to raise money for homeless children during last summer(used)
3.it is bad for us to litter in the streets.(should)
4.im proud to be a volunteer(pride)
mik chấm điểm ạ, xin cảm ơn