Every passenger boarding the Titanicfilled with confidence that the ship was unsinkable

They are said to have developed a new______ to teaching, which is said to improve classroom teaching greatly.

Oh, really? Can Doris read through it in such a short time?— She covered the English novel ______ it took me, still less a simple story

It was 80 years before Christopher Columbus crossedthe Atlantic______ Zheng sailed to East Africa

Our hearts sank at the news that a pipeline(输油管) ______in Qindao and 62 people couldn’t survive the disaster