can you do sth.

can you do sth. Can you do sth还是Can you doing sth can you do sth 和 do you do sth 的区别是什么? do everything you can to do sth是什么意思? what you can do is...后面是to do sth还是do sth?另外doing sth行吗 I can go with you because l haven't _____.A.do sth B.sth do it can help you是do sth是to do sth, can you do sth for me的回答 you should do sth 是can to do sth.还是can do sth. can't but do sth can't help do sth/can't help to do sth./can't help doing sth