—Which of these two books will you take？
—I’ll take ______, in case the journey is boring.
| A．either | B．both | C．all | D．neither |
— Can you see what is written on that board?
— Yes. It _______ “CAUTION: WET FLOOR”.
| A．reads | B．is read | C．writes | D．is written |
Could you tell us ______ happens when one student in class expresses a personal opinion _______ maybe upsets other students?
| A．that; that | B．what; where | C．that; where | D．what; that |
. Let’s take _____ ten-minute break and have _______ drink of water.
| A．a; a | B．the; the | C．the; a | D．不填；the |
He _______ us that everything would go according to plan, but it turned out a failure.
| A．suggested | B．demanded | C．ordered | D．guaranteed |
. His sister left home in 1998, and_______since.
| A．had not been heard of | B．had not heard of |
| C．has not been heard of | D．has not heard of |