神马品牌网龙戬进入火麟飞身体:12.A.standing B.lying C.sleeping D.stting 13.A.finished B.ready C.cooked D.brought
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He stood in the rain for some time,and then made up hia mind to go in.A woman was⑿ ＿＿ on a chair,Charlie asked if he could have something to eat.
"Supper was ⒀＿＿an hour ago."
"Supper was ⒀＿＿an hour ago."
D A
12.A.standing B.lying C.sleeping D.stting 13.A.finished B.ready C.cooked D.brought
Each man and each woman _________ standing at the door. A.is B. are
|a|+|b-a|-|c-a|-|a+b|
(a+b)+(a+b)=?
A++.A.B+.B是什么意思
a*+b*=(a-b)*+
a*a-b*b-2b-1
in village A, we saw many chemical factories standing here.这句话用的是什么时态??
a*a+3b*b≥2b(a+b)
初一数学题..(a+b)(a-b)+c(a+b)为什么=(a+b)(a-b+c)