_______we admit that there are still some problems about NMET,we don’t mean that it is of no use.

______his food______, the man had to come out of his hiding place.

It wasn't such a good job ______ she had read about in the advertisement.

 She spent ________ much time playing Majiang that she didn’t get enough sleep . 

 —When did he leave the classroom?—He left _____you turned back to write on the blackboard.