The past tense of do is did. We did a lot of work today. And the future tense of do is will do or going to do or am/is/are doing. I will do the washing tonight. She is going to do the washing...
present tense. Because it is just the basic verb. If it was past it would be wondered or was wondering. If it was future it would be: will wonder/going to wonder/ am-is-are wondering Also wonders and...
Say Past tense - said. Present tense - say/says/saying. Future tense - will say. Get Past tense - got. Present tense - get/gets/getting. Future tense - will get.