1) Terrorists had threatened to __________ the embassy. a) blow up b) put down c) put up d) put out 2) The roller coaster built _______ momentum a) on b) down c) up d) in 3) I’ll __________ if you want to go to bed. a) go out b) keep out c) put down d) clear up 4) The fire must have __________ during the night. a) blown up b) gone out c) cleared up d) kept out 5) Cars should be kept ________ of the city centre. a) on b) in c) out d) with 6) Put that knife ________ before you hurt somebody! a) up b) down c) in d) on 7) It took firefighters three hours to put the blaze ________. a) out b) up c) on d) down 8) Okay, I think we should put pictures _________ there. a) up b) on c) in d) down

DB1/Unit 36/ Nature and the universe

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