Question 15: Bill hasn’t _________his mind about what he should bring with him on the trip to Russia. A. come into B. made up C. gone through D. thought of Question 16: I dream of an adventure to _____________ Amazon. A. an B. x C. a D. the Question 17: A pile- _______has just happened near the hotel. A lot of cars have been seriously damaged. A. off B. on C. in D. up Question 18: This knife needs _______to cut fresh meat more easily. A. sharpened B. sharpening C. to sharpen D. to be sharpening Question 19: Take cupcakes out of the oven, then _______them with topping and colurful butter cream. A. garnish B. decorate C. furniture D. prettify Question 20: When the water boils, add _____salt and _______slice of lemon into the soup. A. some/some B. some/a C. any/ a D. any/ some