—What did you say to your sister? I saw her crying in the room.
— It _________ my fault. I just said hello to her when I met her, nothing else.
| A．must have been | B．can’t have been |
| C．oughtn’t to be | D．should have been |
What he had said and done in the school ______ his parents and teachers.
| A．was pleased | B．pleased | C．pleased by | D．pleased with |
—What are you anxious about?
—_______.
| A．How can we succeed | B．Whether we can succeed |
| C．When can we succeed | D．That we can succeed |
The boss refused to sell the car for ________ he thought was not satisfactory.
| A．that | B．which | C．how | D．what |
―The river runs clear.
―We all appreciate the importance the local government has_______ the environmental protection.
| A．attached to | B．left for |
| C．responded to | D．learnt from |
Be careful that a good name of a product doesn’t _______ mean good quality of it.
| A．alternatively | B．approximately | C．obviously | D．necessarily |