The discovery of oil in the()led to the rapid development of oil exploitation in the UK.
A、North Sea
B、Irish Sea
C、Swansea
D、Botany Bay
A、North Sea
B、Irish Sea
C、Swansea
D、Botany Bay
The experiment ______ the discovery of a cure for cancer.
A. happened to
B. led up
C. resulted in
D. set up
Halley made his discovery ______.
A.by doing experiments
B.by means of his own careful observation
C.by using the work of other scientists
D.by chance
This passage in general is about ______.
A.Halley and other scientists
B.the orbit of a comet
C.Newton and Halley
D.Halley and his discovery
What is the passage talking about?
A.The features of aluminum and its functions.
B.The process of aluminum.
C.The discovery of aluminum.
D.The promising future of aluminum.