How did that window _____? ~ I don’t know.
A. get broken
B. broke
C. got broken
D. broken
Chọn đáp án A
Last night a tornado swept through Rockville. It _____ everything in its path.
Vitamin C _____ by the human body. It gets into blood stream quickly.
The man died because medical help was not summoneD. A doctor should _____.
Today, many serious childhood diseases _____ by early immunization.