题目

 The students are cleaning their classroom. ____ are cleaning the windows, ____ are cleaning the desks and chairs.      A. Some; others    B. Some; another    C. Others; some         答案：A 小军同学的眼镜是十200度，他的眼睛是________(填“近视”或“远视”)眼，镜片的焦距是________m，他应戴________镜进行矫正．