you'd better ask Mr.Wang for help when having problems.这边的having是个什么成分?

you'd better ask Mr.Wang for help when having problems.这边的having是个什么成分? You Better Ask 歌词 You'd better go abd ask Mr.Brown.He___know how to use the computer.A.can B.may C.would D.could I don't know where Mr yang has gone.You'd better ask( )A.someone else B.other somebody C.else someone D.anybody else I have a reason,but you'd better not ask you'd better ask him for help,_ _you? You'd better ____(ask)the policeman over there.over You'd better ask her for help 同义句 You'd better ask Jack to go改为否定句 You'd better ask Jim _(he).填什么?为什么? 回答：You'd better ask the shopkeeper.怎么提问 you'd better ask the policeman---ask后加介词吗? If you had trouble_______ your physics,you’d better ask Mr Liu___.A .in; for some advices B.in; some advices C.with; for some advice D.on; some advice 为什么C? You're in trouble.You'd BETTER ASK YOUR CIASSMATES TO HELP YOU.怎么翻译? ---I can not work out this problem.---___.A why do not you asking Mr zhang for help?B why not ask Kate for help?C How about ask Mr zhang for help?D you would better stop to do it . You's better go and ask Miss Liu.She ____ know how to search the Internet.You’d better go and ask Mr Yang.He ____ know how to search the internet.（can,may,must,might)这里填must可以吗?为什么? What's wrong with my computer,Jim?Let me see.Oh it___(break)down You'd better ask Mr.Li to mend it上面那个空填什么呀 刚那句话you'd better ask Mr.Wang for help when having problems.When后面不是该有个从句吗?用现在分词是什么概念.不懂阿.