met my teacher and wanted to express howgrateful I was, words _________ me

The Expo site should be _______ from anywhere in the city of Shanghai within 90 minutes by bus, subways and special taxis.

下列各句中，没有语病的一句是（ ）

How did you manage to get to the school ontime_________you missed the school bus

With a lot of assignment ________, little Tom still feels very easy.[ ]