—I’m calling to say good-bye. I’m flying home tomorrow.
— .
| A．I’m sorry to hear that. | B．Congratulations! |
| C．I’m not sure. | D．Have a nice trip! |
Is this the reason ______at the meeting for his carelessness in his work?
| A．he explained | B．what he explained |
| C．how he explained | D．why he explained |
She speaks as if she ____on the spot.
| A．was | B．were | C．had been | D．is |
______ it______ for your help，I couldn't have made any progress．
| A．Had；not been | B．Should；not been |
| C．Did；not been | D．Not；be |
－Does the young man standing at the gate_____ the car?
－No. The car is _____ his father.
| A．in possession of；in the possession of |
| B．have possession of; take possession of |
| C．have possession of; in the possession of |
| D．in the possession of; take possession of |
Everything _____ doing is worthy of _____ well.
| A．worthy; being done | B．worthy; doing |
| C．worth; being done | D．worth; doing |