如图所示,A、B、C是三个完全相同的圆柱形玻璃容器,分别将质量相等的酒精、硫酸和盐水三种液体倒入容器中。(ρ酒精<ρ盐水<ρ硫酸)。试判断A、B、C三个容器中分别装的是( ) A.硫酸、盐水、酒精 B.盐水、酒精、硫酸 C.酒精、硫酸、盐水 D.硫酸、酒精、盐水
How many lights do you have? _____________________ . A.We have 6. B.It’s near the door. C.I can see 5.
Let’s clean the classroom. ___________________ . A.Good job. B.It’s nice. C.Good idea.
What’s ______________ name? A.his B.he C.she
——Who’s the girl? ——_________________________ . A.I’m Amy . B.She’s Amy. C.She is a student.
He______short hair. A.have B.is C.has