If you are sure that the road is clead,it is safe to cross the road这句话是什么意思

ARE YOU SURE{?}THAT? Are you sure of that You are sure to fail if you do it that way.(改为同义句) if you are sure that the road is clear ,it is always safe to cross are you sure ()they will come为什么天 that ×而不是if ×或whether or not if you are sure that the road is c____,it is safe to cross the road If there are some that you are not sure about ,make a guessand you will probably guess right.翻译成 are you sure if there will be another exam this week怎么翻译?if为什么不能永that 替换 are you sure that is right? You are sure to pass the exam [ ] you study hard a if b though c that d since are you sure __ simon will come tomorrow?yes,but i'm not sure __ he will help you or nota that whether b if whetherc that thatd if that Then if you are sure that the road is clear,it is always safe to cross.（翻译） If you are sure that the road is clead,it is safe to cross the road这句话是什么意思 Maybe you are right,butI am sure that nobody will recognize you,e______,if you do that to my hai不是hai是hair Are you sure that...that引导什么从句? before you judge me make sure that you are perfect Are you make sure that you can do it? 是什么意思? Are you sure that he is all right,doctor.