问题
单项选择题
—Must I tell John the news
—No, you ______。 I've told him already.
A. mustn't
B. wouldn't
C. shouldn't
D. needn't
答案
参考答案：D
解析： 考查情态动词。对“Must I...”的否定回答应为“No, you needn't”或“No, you don't have to”。故答案为D。