Срочно!!! Помогите решить все задания

1.  have, am trying, want, are celebrating, sounds, am staying, always leave, does the party start, are you coming, am thinking 2. has always wanted have you been waiting have you found has been asking I've never tried has been dancing has been raining 3. Samantha rarely invites teachers to her party Samantha usually has a chocolate birthday cake Samantha never has clowns at her party Samantha sometimes throws streamers at her party Samantha often has her party a month earlier  4.  b, a, c, c, c