宾语从句引导词根据意思选择就可以了。that (that ,无意思常可省略),whether, ifwho, whose, what ,which,when ,where, how,why,who,whom,whose,what,whoever,whomever,whosever,whatever,whicheverwhatever,whenever,wherever,however等。
宾语从句引导词根据意思选择就可以了。that (that ,无意思常可省略),whether, ifwho, whose, what ,which,when ,where, how,why,who,whom,whose,what,whoever,whomever,whosever,whatever,whicheverwhatever,whenever,wherever,however等。