In the past,ice ______food.
| A．used to keep |
| B．used to be used for keeping |
| C．was used to keeping |
| D．used to be used to keeping |
----Tom, you’ve got an A in the final English exam. Congratulations!
----Thanks. But I never thought the result came out so fast. The papers ______ when I left the teacher’s office just now.
| A．had been marked | B．were still being marked |
| C．are still marking | D．had been marking |
When the audience heard the alarm, they all hurried to they thought was an emergency exit door．
| A．what | B．which | C．where | D．Who |
--- We expected you yesterday．
--- I'm sorry, I you to say that I couldn't be here until today．
| A．must have called | B．would be calling |
| C．could have been calling | D．should have called |
He had a wonderful childhood, ________ with his mother to all corners of the world.
| A．travel | B．to travel |
| C．travelled | D．Travelling |
—Your colleague's spoken English is quite good, Amy．
— No wonder, as she in the USA for two years．
| A．worked | B．has been working |
| C．had worked | D．has worked |