皮皮学，免费搜题
登录
搜题
【单选题】
Feeding tube occlusion may be prevented by:A.
flushing tube with juice or soda
B.
avoiding fiber-containing feedings
C.
flushing tube with clear water
D.
use of gravity feedings
E.
all of the above
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】—Must I finish my homework now, Mum? —No, you______. You may do it after supper.
A.
mustn't
B.
may not
C.
needn't
【简答题】国际航运需求特点及影响因素
【单选题】--Must I finish my homework now, Mum? ----No, you_____.
A.
needn’t
B.
mayn’t
C.
mustn’t
D.
can’t
【简答题】简述 OSAL 的功能和运行机理。
【单选题】— Must I finish my homework tonight, Mum? — No, you _____. You can leave some for tomorrow. [ ]
A.
mustn't
B.
needn't
C.
can't
相关题目：