The two old sisters，_______ so long，held each other and burst into tears．
| A．being separated | B．having been separated |
| C．having separated | D．had been separated |
— Do you drink alcohol?
— No, but I used to be a man alcohol.
| A．addicted to | B．was addicted to |
| C．addicted myself to | D．had addicted to |
I want to buy a car for my father, but haven’t found he likes yet.
| A．it | B．that | C．one | D．this |
He made a lot of mistakes carelessness.
| A．due to | B．along with | C．but for | D．instead of |
The computer system proved to be powerful some shortcomings.
| A．by way of | B．in case of | C．as a result of | D．in spite of |
The failure has a great on him, for he is in low spirits these days.
| A．affect | B．effort | C．effect | D．result |