The Sino-U．S．relations, although they have experienced twists and turns(曲折)in the past, ________ have moved forward．

1. A.
   in return
2. B.
   in other words
3. C.
   on the whole
4. D.
   on the other hand

251. The America’s selling weapons to Taiwan cast a shadow on the Sino-U.S relationship. Which of the following can explain the underlined part?

251. The America’s selling weapons to Taiwan cast a shadow on the Sino-U.S relationship. Which of the following can explain the underlined part?

A.was a good omen on   B. had ill effect on    C. was at war with               D. Effected

The Sino-U.S.relations,although they have experienced twists and turns in the past,　　

　 have moved forward.

　 A.in return　　　　 B.in turn　　　　 C.On the whole　　 D.On the other hand

The America’s selling weapons to Taiwan cast a shadow on the Sino-U.S relationship. Which of the following can explain the underlined part?

A. was a good omen on B. had ill effect on　　 C. was at war with　 D. effected