日日人人_亚洲美女在线视频_av手机在线播放_国产大片aaa_欧美中文日韩_午夜理伦三级

_______ all the inventions have in common is _____they have succeeded.

A. What; what         B. That; that         C. What; that         D That; what

_______ all the inventions have in common is _______ they have succeeded.
  A. What; what       B. That; that
C. What; that        D. That; what

 _______ all the inventions have in common is _____they have succeeded.

A. What; what         B. That; that   C. What; that          D That; what

_______ all the inventions have in common is ______ they have succeeded .

  A. What ; what   B. That ; that   C. What ; that   D. That ; what

15. _______ all the inventions have in common is _____they have succeeded.

A. What; what      B. That; that       C. What; that       D That; what