Question 48: Alice never gets good grades, though she tries very hard. A. Alice got good grades despite not trying hard B. Trying very hard got Alice many good grades. C. Alice tries hard, therefore she got good grades. D. However hard she tries, Alice cannot get good grades. Question 49: The bird wouldn’t be free from danger without my help. A. If it weren’t for my help, the bird wouldn’t be free from danger. B. If it weren’t for my help, the bird wouldn’t have been in danger. C. Were it not for my help, the bird wouldn’t be in danger. D. Had it not been for my help, the bird would have been free from danger. Question 50: The car was so expensive that he could not buy it. A. It was such an expensive car that he could not buy it. B. The car was too expensive for him not to buy. C. The car that he could buy was not cheap enough. D. The car is not expensive enough for him to buy.