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___________ in the sports world, a sportsman needs to train constantly to keep himself in best condition.
| A．Survive | B．Surviving | C．To survive | D．Survived |
He is always clever. I wonder how it_____that he should have failed the simple test this time.
| A．came about | B．came over | C．came up | D．came out |
I can ____ the house being at sixes and sevens, but I hate it if it's not clean.
| A．keep away from | B．get rid of | C．make up for | D．put up with |
You are hurting me very greatly. I still may not forgive you,____you apologize.
| A．even though | B．so that | C．in case | D．in order that |
There were some different opinoins at the meeting but it was a great success______.
| A．in a word | B．in all | C．on the whole | D．or rather |
We discussed the high rate of single parent family, and wondered how to explain this ______.
| A．condition | B．state | C．situation | D．phenomenon |