sentence: Natalie 's round figure was in stark contrast to Christine 's slender one since 
complete: Natalie neglected to exercise regularly.

sentence: The boyfriend gave much more attention to Leslie than to Donald so 
complete: Leslie was satisfied.

sentence: Gerbils terrified Emily but Felicia loved them to hold them and play with them, so 
complete:
Felicia  always played with them when visiting the pet store.