WRITING: Task 1. Circle the letter A, B, C or D to indicate the sentence which is the most correctCâu hỏi To protect/ natural wonder/ we/ can do/ few/ important thing. A. To protect natural wonders, we can do a few important things B. To protect natural wonders, we can do a few important thing C. To protect natural wonder, we can do a few important things D. To protect natural wonder, we can do a few important thing