题目

Ella is often covered in cinders(灰尘) from sleeping by the fireplace, ________ her jealous and cruel new families rename her Cinderella.   A. which           B. because of which        C. because of that    D. of which 答案：B17．远视的眼球前后径过短，或者晶状体的曲度过小，远处物体反射的光线通过晶状体折射所形成的物像，落在视网膜后方．远视眼可以配戴凸 透镜矫正．