摘要： Since when you so many young trees? A. have, planted B. do, plant C. did, plant D. had planted
网址：http://m.1010jiajiao.com/timu_id_3563773[举报]
It is a long time _______they separated, but it won’t be long ____ they meet again.
A. since; before B. after; when C. since; when D. after; before
查看习题详情和答案>>
——Mark broke his leg when he was playing football.
——_____________ was that?
A. Since when B.Since when ago
C.How long D.How long ago
查看习题详情和答案>>
The book was written in 1946, __________ the education system has witnessed great charges.
A. when B. during which C. since then D. since when
查看习题详情和答案>>It is a long time _______they separated, but it won’t be long ____ they meet again.
|
A．since; before |
B．after; when |
C．since; when |
D．after; before |
查看习题详情和答案>>