Circle the correct words or phrases to complete the sentences. (Chọn đáp án đúng để hoàn thành câu) 1. On the whole, / In contrast, I think that doing volunteer work is the best choice for all the reasons I've just mentioned. 2. On the one hand, going to the game would be fun. In addition/ On the other hand, I have a test tomorrow and need to study! 3. She wants to save up for a laptop. Similarly/ However, it's impossible because she needs to pay for her classes soon.