Làm hộ mình với ạaaaa

2.cho tam giác ABC,gọi M,N lần lượt là trung điểm của AB,AC.chứng minh MN bằng 1/2 BC và MN//BC

how far is it from ha noi to hue

 ->what's........

althoughshe was sick,she went camping last week

->despite...........

carbon footprint is about the......effects we have on the enviroment       A.negative       B.good         C.safe      D.badly

2.we have solar panels on our roof at the home to catch the.....energy

A.wind             B.nuclear         C.solar        D.HYDRO

carbon footprint is about the......effects we have on the enviroment       A.negative       B.good         C.safe      D.badly

2.we have solar panels on our roof at the home to catch the.....energy

A.wind             B.nuclear         C.solar        D.HYDRO

1.i think biogas is ...and cheap   

 A.polluting    B. abundant       C.dangerous     D. available

her bike is the........of the three ones(new)

giúp ạ

her bike is the........of the three ones(new)

giúp ạ

her bike is the........of the three ones 

giúp ạ