1) You …….. learn to sew your own clothes. a) could b) should c) could have d) should have  2) You…….. saved some money. a) Should have b) could have 3) You…… worn a warm jacket. a) could have b) could c) should have d) should  4) You….. buy eco-friendly products . a) could b) should 5) She…….. asked for help. a) could have b) should have  6) You …….. sleep early, so we won’t miss our appointment . a) should b) could 

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