This tribe has lingered on the of civilization for centuries, but slight advances have yet been made.
举一反三
- 对这一问题实际上还没有进行过科学实验。______ A: People have not made scientific experiments on this question practically. B: Practically speaking, they haven’t yet made scientific experiments on this question. C: This question has not been tested by scientific experiments practically. D: Practically no scientific experiments have yet been made on this question.
- 写出make的第三人称现在完成时的被动语态 A: has made B: have made C: has been made D: has be made
- Various efforts have been made over the centuries to predict earthquakes, including observing lights in the sky and ________ animal behavior.
- A mess had been made of the house/ of the house had been made.
- When we'll have take the final exam ___ A: is not informed B: has not been informed C: has not imformed yet D: has informed