Dẫn 3.36 lít CO2 (đktc) vào 100(ml) dung dịch Ca(OH)2 1M a) Tính khối lượng kết tủa thu được? b) Tính khối lượng muối thu được?

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II. Give the correct forms of the words given in brackets. (0.2 x 10 = 2.0pts 1. AIDS is a_______ disease. DANGER →.............................. 2. There are a lot of _______ mountains in our country. BEAUTY →.............................. 3. My neighborhood is _____ for good and cheap restaurants. FAME →.............................. 4. I need two _______ for cooking the dinner. KNIFE →.............................. 5. My parents are______. They usually work in the field. FARM →.............................. 6. The children like _______ weather SUN →.............................. 7. Let him do it_______. HE →.............................. 8. We don’t like going in his car as he is a______ driver. CARE →.............................. 9. Mary likes attending the English _______ contests. SPEAK →.............................. 10. What does your father do? - He is a _______. POLICE →.............................. III. Give the correct forms of the verbs given in brackets. (0.2 x 5 =1.0pt) 1. Let’s (go) _______________________ to the library. 2. James and his brother (play) _______________________ soccer at the moment? 3. She’s hungry. She’d like (eat) ____________________ some cakes. 4. There (be) ______________ some mineral water in the bottle. 5. Look! A car (come) ____________________________. IV. Fill each gap of the following sentences with a suitable preposition ( 0.2 x 5 = 1.0pt) 1. It is hot.......................the summer. 2. She has breakfast.............. bread and milk. ......... lunch, she has rice,meat, vegetables and orange juice. 3. I have lessons..................... 7 o’clock.................... a quarter past eleven. 4.They live .................... an apartment......................their parents. 5. “How do you go to school?” – “........................ my father’s car.”