Cuando no se usa THAT

sujeto + verbo + objeto + to-infinitive

I want THAT she waits for me. 

I want her to wait for me

Would you like THAT I help you? 

Would you like me to help you

I don't allow THAT my boyfriend smokes in the bedroom? 

I don't allow my boyfriend to smoke in the bedroom. 

Do you want that I help you? 

Do you want me to help you?

I want THAT he goes. 

I want him to go.

I need THAT he helps me. 

I need him to help me.