They pay for the treatment because ORBIS is a charity. A. needn't to B. must C. don't need to D. hav...
2022-11-18 19:30:02 23次 2015-2016学年江苏扬州江都区二中八年级5月考英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
They pay for the treatment because ORBIS is a charity.
A. needn't to B. must
C. don't need to D. have to
本题链接：
