I know.... “My sister is coming to visit.” (I know who is coming to visit.)

“They will come in a taxi.” (I know how they will come.) I know....

I wonder.... “They're bringing Ma Yingjiu!” (I wonder who they're bringing.) (I wonder whom they're bringing.)

You need to tell us.... “You think it's an interesting idea.” (You need to tell us what you think.) !!!!!!!

Do you have any idea...? “He's at the library.” (Do you have any idea where he is?)

Do you know...? “He gave the keys to his father-in-law.” (Do you know to whom he gave the keys?) (Do you know whom he gave the keys to?)

I'll go.... “You want to go to the beach.” (I'll go where you want.) (I'll go where you want to go.) (I'll go wherever you want.) (I'll go wherever you want to go.)

He told us.... “He wanted maizi green tea, no sugar, no ice.” (He told us what he wanted.)

Does anybody know... ? “My brother wrote this letter.” (Does anybody know who wrote this letter?)

Does anyone here know... ? “To use that coffee machine, follow the instructions on this sheet.” (Does anyone here know how to use that coffee machine?)

Does anybody know... ? “He left, for some reason...” (Does anybody know why he left?) ???

I'd like to know.... “She went to her parents' house.” (I'd like to know where she went.)

I wonder.... “She got here on foot.” (I wonder how she got here.)

I don't know.... “Someone ate all the pizza.” (I don't know who ate all the pizza.)

Who knows... ? “This animal is called a 'wallaby', in English.” (Who knows what this animal is called, in English?)

Tell me.... “I should give this key to Sid.” (Tell me who I should give this key to.) (Tell me to whom I should give this key.)

I wish I knew... ! “We are lost!” (I wish I knew where we are.) (I wish I knew where we were.) [Subjunctive Voice!]

I know.... “He went to bed because he just finished a 14-hour work shift.” (I know why he went to bed.) ???

I have no idea.... “She did that magic trick using a gimmick.” (I have no idea how she did that magic trick.)

I wonder.... “He sells plastic tubing for a living.” (I wonder what he does for a living.)