Incana1992
I can't do sth.我不能做某事。I have to do sth./I must do sth.我必须做某事。造句,例如:1.I can't watch TV on weekdays.我在工作日不能看电视。2.I have to do my homework./I must do my homework.我必须做作业。
小快手337
I quit!I don't wamt to do this job any more!我不干了.说得再生硬一些,可以说:I have no time to play the game with you!---即我不想再陪你玩了!
若曦0518
我不能做任何事情:I can't do anything. 我能不做任何事情:I can don't do anything.可能这句话比较别扭,但是语法上是允许的, 因为can是情态动词,do是助动词,没有动词在里面.