Jone has been forgetful lately

Jone has been forgetful lately The science of medicine,__progress has been rapid lately,is The science of medicine,_____progress has been very lately , jone has a()friend It has been very cold lately but it's just beginning to get What have you been up to lately? I haven't been bloging lately "You have been only mind lately" What have you been up too lately? I've been working long hours lately.这句话副词lately修饰什么? What have you been up to lately?和 what are you up to lately? has been