SAT I 每日一問：2013年3月18日
作者：滬江英語
來源：CollegeBoard
2013-03-18 11:08
The Correct answer is B.
Explanation
If??and?, then?. Hence if?, it could be true that?.
If?, none of the other four statements could be true:
- ??If?, then?. However, since?, there is no value of?for which?.
- ??If?, then?.
- ??If?, then?.
- ??If?, then?. However, since?, there is no value of??for which?.