Unit6单选难题2021-2022学年山东省济南市章丘区实验中学人教版英语九年级全册

实中特刊第6周（Unit6难题单选） 1. —There will be ________ air pollution if there are ________ people driving. —That's true! I hope the air will be fresher soon. A. less； less B. less； fewer C. fewer； fewer D. fewer； less 2. —The 31st Olympic Games________ in Brazil, right？—Yes, It________ last summer. A. held； took place B. was held； was taken place C. held； was taken place D. was held； took place 3. This kind of machine is________ cutting meat in restaurants. A. used as B. used by C. used to D. used for 4. Mom added lots of ______ to the food but it still wasn't______. A．salt；enough salt 　　B．salt；salty enough C．salty；enough salt D．salty；salty enough 5.Look! A boy is falling ________ the river. Let's go and save him. A．off B．into C．over D．down 6.She is my best friend and she often encourages me ________ hard.  A. work 　　B. works 　C. to work D. working 7.Not only Jim but also Lucy ________a few interesting places since they came to C