11. There are a lot of black clouds in the sky. It ______. A. rain B. is going to rain C. rained D. raining 12. You should _______ the important words you want to learn. A. correct B. highlight C. match D. fill 13. They will arrive_________ Monday, 10 December. A. at B. in C. for D. on 14. Shopping in the mall is very ________, especially during the humid summer. A. uncomfortable B. inconvenient C. convenient D. interested 15. Where do you live______ do you have a phone number? A. and B. because C. however D. although 16. Do you need any help? A. How can I help you? B. No. Thank you. I’m fine C. I’m sorry. I’m really busy. D. Sure