(天津市河东区201 4年高三二模考试) 6.-What do you think made Jack so cxcited? -______first prize in the national English Speaking Competition.
Only after Mary read her composition the second time _________ the spelling mistake.
______ being fun and good exercise ,swimming is a very useful skill.
Come and see me whenever ____.
It is strange that he _________ in such an important examination .
After ten hours’ operation, the doctors managed to _____the one-year-old twins at the head.