—The air in Nanjing was much better during the Spring Festival because people were not allowed to let off firecrackers.
—I agree. Everyone should do what he can the environment.
A.protect | B.protecting |
C.protects | D.to protect |
—The air in Nanjing was much better during the Spring Festival because people were not allowed to let off firecrackers.
—I agree. Everyone should do what he can the environment.
A.protect | B.protecting |
C.protects | D.to protect |
试题篮
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