OK, everyone. Less noise, please! Gather round and listen carefully. First we are going to search the beach and the rock pools. Let me remind you what we are looking for: seaweeds, fish, plants, all living things. When you find anything, make a note where
00在这里集合,游泳之后再吃午餐。别着急!我们有足够的时间。
It is much cheaper to post or email a long report than to fax it.
邮寄或电子邮递一封长篇报告比传真要便宜得多。
In summer, people like to go sailing, swimming, horse-riding, and rock-climbing in the mountains.