now这个英语单词的意思是“现在”，它可以同义转换成很多短语，如：at present，at the moment，for the time being等。
如：They are having an English lesson now.这句陈述句可以同义转换成They are having an English lesson at present. 或者They are having an English lesson at the moment.
now同义词短语
at moment ＝now意思是现在