47． —Excuse me，may I take a :;eat here?

— Excuse me, is there ______ book by Mo Yan?— Yes. It’s on ______ bookshelf over there.

大学英语（一）（二）（三）（四）课程考核和全国高等学校英语应用能力考试（A级）成绩以百分制记载，（）分为合格。全国大学生英语等级考试以710分制记载，（）分为合格。

Excuse me, but can you tell me the way to the post office?（）

A: Excuse me, Mr. Black, can you spare me a few minutes? There’s something I’d like to speak to you about. I won’t keep you long.　　B: ______

A: Excuse me, sir. But can you tell me if there is a hotel near here?B: Eh ... there is one at the street corner, two blocks away.A: Thank you very much.B: _____!

A: Excuse me, sir. But can you tell me if there is a hotel near here?B: Eh...there is one at the street corner, two blocks away.A: Thank you very much.B: ______!

The Shipowner must not stow goods on deck（）there is a trade usage to that effect or the Charterer has given his express or implied consent.

Some cable services offer 1.5 megabyte or higher access for as ______ as $40 a month, but there are some restrictions regarding service.

— Excuse me, I think there seems to be a mistake.
— ____________

已知“A、B二人中至少有一人懂英语”、“只有B刁懂英语，A才懂英语”和“A不懂英语并且B也不懂英语”这三个判断中，只有一个为真。据此，便可必然推出下列判断中为真的是（）。