30. Although I admire you_____your work on soil, I think you should apologize_______the villagers for being the water pollution.
Jane was asked a lot of questions, but she didn’t answerof them.
The biggest whale is ___ blue whale, which grows to be about 29 meters long—the height of _____ 9-story building.
_____ I admit that there are problems, I don't' think that they cannot be solved.
Jane was asked a lot of questions, but she didn’t answer of them.
-------John and I will celebrate our fortieth wedding anniversary next month. --------Oh, _________!