---What did you say to Julia? I saw her crying in the dormitory alone.
--- It ______ my fault. We talked happily when I was with her in the classroom.
| A．mustn’t have been | B．should have been |
| C．shouldn’t have been | D．couldn’t have been |
Many teachers were praised at the meeting, Mr. Zhou________.
| A．including | B．being including | C．to include | D．included |
________with fright, a hungry fox hid himself in a small cave, ________his tail to the rain.
| A．Trembling; exposing | B．Trembled; exposed | C．Trembled; exposing | D．Trembling; exposed |
________from what he said, he must be the thief who has stolen the car.
| A．Judging | B．Judged | C．To judge | D．Judge |
________from heart trouble for years, Professor White has to take some medicine with him wherever he goes.
| A．Suffered | B．To suffer | C．Having suffered | D．Being suffered |
________, the boy couldn’t enter his house.
| A．Since the key has lost | B．The key been lost |
| C．Lost the key | D．Having lost the key |