—Go for a picnic this weekend, OK?
—______, I love getting close in nature.

(单选题)—I have trouble______ math; I failed the math test again.—Do (单选题)There______ a sports meeting next week. (单选题)Mike has a bad habit he often goes to school ______having br (单选题)—Do you want______ sandwich?—No, thanks, I have had a lot an (单选题)We can probably find this passage in a ______. (单选题)According to the passage, we can infer that ______. (单选题)Endorphins can help human body ______. (单选题)Scientists knew how much pain the people felt by ______ in t (单选题)What is Cary Fowler’s attitude towards the Seed Vault? (单选题)What can we learn about the Svalbard Global Seed Vault?