fe31b73f38c16511af2a73ca545e5f15.ppt
- Количество слайдов: 11
KOLOKVIJUM
PART 1 1. 2. 3. lab equipment (6) gap-filling (6) multiple choice (4)
PART 2 1. 2. 3. 4. Reporting orders and statements (3) Reporting questions (3) Conditional sentences (3) Multiple choice questions (gerund/infinitive, my/mine, themselves/each other, modals) (8)
PART 3 1. 2. 3. Multi-part verbs (5) Wordbuilding (4) Multiple choice questions (8)
GRADUATED CYLINDER FUNNEL BEAKER FLAT-BOTTOMED FLASK WASH BOTTLE
YIELD TIME THREE-NECKED PLACE REGISTERS COLLECT DISTILL SOLUTION _______ 100 g. (115. 5 ml) of dry toluene and a few chips of porous plate in the flask. Boil the toluene gently and pass in a stream of chlorine from a cylinder (or from a gas generator) (Interpose an empty wash bottle between the flask and the gas source) until thermometer _______ 157 -158° (1). The reaction ______ may be considerably shortened by exposing the mixture to bright sunlight or to a small mercury-vapour lamp or any other UV lamp. Transfer the reaction mixture to a Claisen flask and distil under atmospheric pressure until the temperature reaches 135 -140° (2). ________the residue under diminished pressure and _______ the benzyl chloride at 64 -69°C at 12 mm. Hg. The latter upon redistillation boils largely at 63 -65°C at 12 mm. Hg. The _______ of benzyl chloride is about 100 g.
YIELD TIME THREE-NECKED PLACE REGISTERS COLLECT DISTILL SOLUTION Place 100 g. (115. 5 ml) of dry toluene and a few chips of porous plate in the flask. Boil the toluene gently and pass in a stream of chlorine from a cylinder (or from a gas generator) (Interpose an empty wash bottle between the flask and the gas source) until thermometer registers 157 -158° (1). The reaction time may be considerably shortened by exposing the mixture to bright sunlight or to a small mercury-vapour lamp or any other UV lamp. Transfer the reaction mixture to a Claisen flask and distil under atmospheric pressure until the temperature reaches 135 -140° (2). Distill the residue under diminished pressure and collect the benzyl chloride at 64 -69°C at 12 mm. Hg. The latter upon redistillation boils largely at 63 -65°C at 12 mm. Hg. The yield of benzyl chloride is about 100 g.
REPORTED SPEECH 1. I’m writing a book about a tribe in Australia. She said that ______________. 2. Send that email. His boss told him ____________. 3. I will always love you. She told him that ____________. 4. Don’t go! They told him ______________.
CONDITIONAL SENTENCES If you ask him, he ______ (take) you to the airport. The view was wonderful. If I _______(have) a camera with me, I would have taken some photographs. You know that I can’t afford this ring. If I earned more, I ________(buy) you the whole world. It’s a pity I didn’t go to Spain last summer. If I had gone there, I __________ (have) a chance to use my Spanish. If I were you, I _______ (take) your neighbour to court.
If you ask him, he will take you to the airport. The view was wonderful. If I had a camera with me, I would have taken some photographs. You know that I can’t afford this ring. If I earned more, I would buy you the whole world. It’s a pity I didn’t go to Spain last summer. If I had gone there, I would have had a chance to use my Spanish. If I were you, I would take your neighbour to court.
fe31b73f38c16511af2a73ca545e5f15.ppt