Welcome to the Science Museum, everyone! This stone axe _______ in South Africa and experts can’t be exactly sure about its use.
A. had been found B. was found C. has been found D. would be found
Welcome to the Science Museum, everyone! This stone axe _______ in South Africa and experts can’t be exactly sure about its use.
A. had been found B. was found C. has been found D. would be found
B
本句陈述的是一个过去的事实,故用一般过去时。