1. High unemployment _____ the government billions of pounds in lost taxes. A. spends B. takes C. usesD. costs 2. It’s hard to rescue drowning people because they _____ so much. A. sinkB. swim C. jump D. struggle 3. She went to the station to meet her husband, but _____ him in the crowd. A. passedB. recognized C. missed D. lost 4. I missed what was happening because I wasn’t ______ very closely. A. noticingB. running C. watching D. glancing
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