may ban oi toi buon qua hom qua vua bi diem kem ve bi cha me mang bay gio con bi ko cho choi may tinh taht la mot bai toan kho cac ban co the giai gium minh ko

rat cam on cac ban 

con dau vua goi la gi

vua bang hat do an gio ca lang , la con gi ?

Vua bang hat do di an gio ca lang . La con gi ?

dien tu ngu thik hop vao sau dau phay

ban e vua cham hoc,....................... lai vua tich cuc tham gia cac hoat dong xa hoi

toi yeu thik mau xanh cua dong lua,............................,.......................

mua he den,hoa phuong,............................no khap pho

am thanh tu cac loai nhac cu nhu dan,...................................,................... diu dat vang len

trong phong toi , co mot ngon den dien treo truoc mot guong phang tren tuong . ta vua thay den dien , vua nhin thay anh cua no trong guong . lam the nao la nguon sang , cai nao khong phaila nguon sang

Cho A =(1,2,3,4),B =(3,4,5)

Viet tap hop C vua la tap hop con cua A vua la tap hop con cua B

1.don rang quan tuong co danh

cuoi ngua 1 minh, chang phai vin ai

ban khen rang:"ay moi tai",

ban cho cai ao voi hai dong tien.

2. me toi, giong khan dac, tu trong man noi vong ra:

-thoi 2 dua lieu ma dem chia do choi ra di.

vua nghe thay the, em toi bat giac run len ban bat..

cac tu ay, the tro ai? nho dau em hieu dc nghia cua chung? chuc nang ngu phap cua cac tu la gi?