Câu 14. Today, many serious childhood diseases _____ by early immunization.

Question 1

C. can prevent

Answer

C. can prevent

Question 2

A. can be prevented

Answer

A. can be prevented

Question 3

B. be prevented

Answer

B. be prevented

Question 4

D. are preventing

Answer

D. are preventing

Câu hỏi: Câu 14. Today, many serious childhood diseases _____ by early immunization.