YES/NO QUESTION 
18) She said to me "Can you speak Chinese?" 
19) "Will you come to my house warming party next week?"
20) "WIll it rain tomorrow morning?" He asked his friend
21) "Will she be here for five days?" Tam wondered 
22) "Have you seen my car?" He asked me
23) "Has your sister gone out?" the sender asked me
24) "Have you called your mom yet?" my father wanted to know