It isn’t quite whether the teacher will collect the homework by Friday, so you needn’t hurry.
_____ all the inventions have in common is ______ they have succeeded.
-What shall we have for dinner tonight?-Oh,I don’t care. ____. It’s your job to come up with the menu,so get on with it.
Mr. Green left _________ suddenly _________ he came.
Why are you always making the same mistake? Think of _____ I told you.
The mountain village is my hometown. I spent _____ merry night there when I was young.