–I was surprised to see wild flowers in Alaska.--Many people think there is nothing ice and snow.
In the past five years China ________ great _________.
They talked for about an hour of things and persons _____ they remembered in the school.
Don’t be in a hurry. We are supposed ____________ this problem step by step.
_________you have a rich knowledge of Chinese history, try acting as a guide for these foreign visitors.
The school ______ my sister studies at is far from here.