题目

根据每小题所提供的图画情景和提示词，写出—个与图画情景相符的句子。 （1） have; yesterday （2） help; every Sunday （3） while （4） be; many times （5） have; since 2013 答案：【1】I had a fever yesterday. 【1】I help (to) do the dishes every Sunday. 【1】While Tom is watching TV, Sam is sleeping. 【1】I have been to the zoo many times. 【1】I have had the toy (bear) since 2015.3．已知a，b为实数，且满足b2+$\sqrt{a-8}$+36=12b，则a=8，b=6．