Today, many serious childhood diseases _____ by early immunization.
A. are preventing
B. can prevent
C. prevent
D. can be prevented
Giải bởi Vietjack
Chọn đáp án D
Vitamin C _____ by the human body. It gets into blood stream quickly.
Last night a tornado swept through Rockville. It _____ everything in its path.
The man died because medical help was not summoneD. A doctor should _____.
