◆句型 16: No matter+疑问句+主句
No matter when you come, you are welcomed.
无论你们什么时候来,都受欢迎。
◆句型 17: be afraid( of/ todo/ that...)
I’m afraid not. 恐怕不能。
Don‘ t be afraid of making mistakes when speaking English.
当说英语时不要害怕犯错误。
◆句型 18:... as... as possible/... as... as sb can
I hope to see him as soon as possible.
我希望能尽快见到他。
He ran here as fast as he could.
他尽最大努力跑到这儿。
◆句型 19: be based on
His argument is based on facts.
他的论断是以事实为根据的。
◆句型 20:... so that...
Put the tree in the hole so that it is straight.
把树放入洞穴中,让它立直。