This is the house _________ the great man Mao Zedong was born 110 years ago

下列各句中，没有语病的一句是（3分）

It took her a long time to ____ the skills she needed to become a famous player. [ ]

___________ the little boy John they wouldall have died from the gas leakage.

28．Although the false banknotes fooled many people，they did not____close examination．