A：2cm、3cm和4cm
B：2cm、3cm和5cm
C：2cm、3cm和6cm
“早穿皮袄，午穿纱，围着火炉吃西瓜．”这句谚语反映了我国新疆地区一天中，____ 随____ 变化而变化，其中自变量是____ ，因变量是____ ．
我国降水时空分布特点是（ ）
Name: Macy
Age: 10
Country: Canada
Family: father, mother, brother and me
School: Garden Primary School
Favourite subjects: Music, Art
Hobbies: drawing, playing the piano
Dear Wang Li，
Thank you for your email and your photo．
I'd like to be your e-friend too．
I am from
Write soon．
Yours
Macy
