The dog has been of most value to man in the development of ______.A.a treatment for rabie
The dog has been of most value to man in the development of ______.
A.a treatment for rabies
B.open-heart surgery
C.a cure for distemper
D.Both A and C
The dog has been of most value to man in the development of ______.
A.a treatment for rabies
B.open-heart surgery
C.a cure for distemper
D.Both A and C
第1题
This passage is mainly about ______.
A.how Louis Pasteur's friend died
B.Louis Pasteur's experience and achievements in curing rabies
C.how Louis Pasteur's arm and leg were disabled
D.Louis Pastear cured a boy who had been badly bitten by a mad dog
第3题
A. has raised
B.has been risen
C.has been raised
D.has risen
第4题
B.earned but the cash has not been received
C.not earned and the cash has not been received
D.not earned but the cash has been received
第5题
A.have been
B.has
C.have
D.has been
第6题
A. has been forgotten
B.had been forgotten
C.has been left
D.had been left
第7题
A.something has done
B.has something done
C.has something been done
D.something has been done
第9题
A、will have been teaching
B、has taught
C、has been teaching
D、has been taught
第10题