中国大学MOOC: Historians are still mystified by the question____ some ancient civilizations disappeared suddenly in history.

Historians are still mystified by the question____ some ancient civilizations disappeared suddenly in history.( ) A: that B: how C: that is D: is how

The book _______is not available at the library. A: at question B: on question C: in question D: for question

His honesty is _____________. A: beyond question B: out of the question C: in question D: no question

Example 4 Question 1: ________. Question 2: ________. Question 3: ________.

His honesty is____. A: beyond question B: without question C: out of the question D: out of question

The job ( ) is available for three months only. A: out of question B: out of the question C: in question D: under question

Question A is ________ than Question B.

His honesty is ______ ; nobody can doubt it. A: in question B: beside the question C: out of the question D: out of question

It is _( )__ that he will succeed finally if he stick to his dream. A: out of the question B: out of question C: in question D: under question