How to say "it's okay. i don't need a present because you are the greatest gift i've got" in simplified mandarin

Describe three methods that can be used to improve photosynthesis

Which of the following is an essential element of a strong informative/explanatory text? a. it expresses an opinion on a topic. b. it has a clear organizational structure. c. it uses text features, such as headings. d. it includes graphic elements, such as images.

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