She didn’t want to go to the party.So shean excuse.

She looks very happy. She ______ have passed the exam. ——I guess so. It’s not difficult after all.

ame ______ another violent earthquakestruck Sichuan once again, ______ a great loss

In spite of failing to save all endangered wildlife, we are able to preserve the majority_____dying out

Lily, whose backpack is this — I think it _____ be Peter’s. Look! His name is on it.