Many people take pills to make sure they will achieve or maintain their desired weight ______ it will lower their life expectancy.

(单选题)According to the writer, which was the most important lesson (单选题)What does the underlined word mean in Chinese? (单选题)How many lessons Steve gave to Mark are mentioned in the pas (单选题)No matter how careful you are, there will always be a degree (单选题)Her father is ______ university lecturer and her mother ____ (单选题)China is sure to further reduce the poor rural population by (单选题)（ ） (单选题)（ ） (单选题)（ ） (单选题)What’s the best title for this passage?