Giúp em với ạ, 5 câu trắc nghiệm ngắn thôi 1. - Daisy: "What a lovely house you have!" - Mary: "______." A. Lovely, I think so B. Thank you. Hope you will drop in C. Of course not, it's not costly D. No problem 2. Analysts suggested the country __________its infrastructure to get foreign investment. A. improve B. to improve C. improves D. improving 3. The children __________to the zoo. A. were enjoyed taken B. were enjoyed taking C. enjoyed being taken D. enjoyed taking 4. _______ my friends were unsuccessful at the job interviews. A. Most B. The most of C. Most of D. Most out of 5. _______ hard it is, we'll finish solving it before you come back. A. No matter what B. How far C. No matter how D. Whichever