It was not until the subprime loan crisis(次贷危机) ____ great damage to the American financial system that Americans ____ the severity of the situation.
| A．caused, realized | B．had caused, realized |
| C．caused, had realized | D．was causing, had realized |
相关试题
30. Eating too much fat can______heart disease and cause high blood pressure.
| A．result from | B．contribute to |
| C．attend to | D．devote to |
29. The weather was___________cold that I didn’t like to leave my room.
| A．really | B．such | C．too | D．so |
28. We___________our examination at this time next Monday.
| A．will be taking | B．will take |
| C．to be given | D．will have been taken |
27. — 
Is there any possibility_____________you could pick me up at the airport?
— No problem.
| A．when | B．that | C．whether | D．what |
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