国内漫游双向计费，主被叫区别计费，以6秒为单位计费。
参考答案：错
解析：（分钟）
判断肾上腺皮质功能亢进病变部位可选取（）
A.运动刺激试验
B.高血糖抑制试验
C.TRH兴奋试验
D.高血糖素激发试验
E.ACTH兴奋试验
根据句意,在答题卷标有题号的横线上,写出括号内所给单词的适当形式。
1. Little Kitty likes hiding ________ (she) behind the door to frighten her friends.
2. This term he did ________ (bad) in English than last term. He didn't try his best.
3. The boy made no mistakes(错误) in his homework because he did it ________ (careful).
4. These are those ________ (swim) bags. Please take care of them.
5. My grandfather will have his ________ (ninety) birthday next Sunday.
,在答题卷标有题号的横线上,写出括号内所给单词的适当形式。