What’s this? It’s a computer.
What are these/those? They are…
Is this/ that…? Yes,it is. / No,it isn’t.
Are these/ those…? Yes,they are. / No,they aren’t.
Absolutely impossible! 绝对不可能的!All I have to do is learn English. 我所要做的就是学英语。Are you free tomorrow? 你明天有空吗?
Are you used to the food here? 你习惯吃这儿的饭菜吗?Be careful. 小心、注意。Be my guest. 请便、别客气。Better late than never. 迟到总比不做好。Better luck next time. 祝你下一次好运。Better safe than sorry. 小心不出大错。Can I have a day off? 我能请一天假吗?Can I help? 要我帮忙吗?