题文
—Does your father smoke?
—No , it's two years __________ he smoked.
| A.before |
| B.since |
| C.after |
| D.when |
推荐试卷
—Does your father smoke?
—No , it's two years __________ he smoked.
| A.before |
| B.since |
| C.after |
| D.when |
试题篮
()