表达应该做与不应该做的句型 — 英语句型题

句式转换：按括号内的要求改写句子，每空一词。1. We should throw rubbish into the bin.（改为否定句）We ______ ______ rubbish into the bin. 2. You shouldn't play football in the street.（改为同义句，用 Don't 开头）______ ______ football in the street. 3. Tom should wait for the green light.（改为一般疑问句）______ Tom ______ for the green light?