强酸滴弱碱用什么

Promises are so beautiful that they often disapper with a fantastic hover just like the butterfly.这句话有没有语法错误 I have a lot of things to do on Sunday.(改同义句） I __ __ on sunday.Please take the first turning on the left.（改同义句） Pleaes __ __ at the firet turning. fee是什么意思句子Fee,fi,fo,foy.的意思 when did you first play piano? When did you start to play the piano A.For two years B.Since two years ago C.Since I was tenD.When I was ten,请说明理由, 科技英语在线,谁会这些题目,I spent some of the most exciting days of my life working on the eastern shores of Kenya’s Lake Turkana,searching for the fossilized remains of our early ancestors.We did not always find what we wanted,but ever 英语在线问答为什么all these last few days要这样排序?all 与 these,last不都是限定词吗,为什么all 在前面呢.如何区分? Bread and croissants ___ good for you.用is还是 are?为个毛? He can't finish the homework in two hours.的同义句 I______finish the homework in 2 hours.A can B shoud be able to C might D may你们觉得应该选哪个?说明理由哦可是正确答案是B啊 我也想不通啊 Worry about problems too much isn't good for us 改错 Too much coia isn't good for teeth改为同义句 he always __(do)some shopping. hear的同音词,sister的对应词,two的序数词,play的过去式. sister对应词 He does some shopping in the shopping.(改为否定句）He _______ __________ ________shopping in the shop. 英语完型填空, He told me to rest for a while. "How ____?"he asked A To rest B REST C Do you rest D Resting 求解答 he told me to rest for a while可以改成told me to have a rest RT 是Resting for a while还是Rest for a while前面没有单词，就这样，能解释一下吗？ He said to me ,"Rest for a few days".（合为一句） He told me ___ ___ for a few days. Millie wants ()(go)shopping with me. Betty likes to eat in the restaurant对in the restaurant划线提问 出自《大道之行也》中的成语 英语翻译“low amateur”在报纸上是翻译成最佳业余球员,但这个“low”的用法好像很特别的样子,意思完全相反,是否存在类似的词的用法? I'm very blue taday中blue的意思快 汉译英：我留下了一张留言条 这花真香.改成夸张句. To make two long stories.英语怎么译 The interesting stories made everyone__.A.relax B.to relax C.relaxing D.relaxes We go for sightseeing accompanied by our tour guide. 这是什么句?accompanied 前要不要加“are”? We go for sightseeing accompanied by our tour guide.这是什么句?accompanied 前要不要加“s”?