Ought we _____ clean the class room today?— Yes, you _____.

Messi, ______ the record for the most goals ina calendar year, is considered the most talented football player in Europe

Not until the motorbike looked almost new _________ repairing and cleaning it.

Is _______ Qinghai-Tibet Railway plays an importantrole in China’s railway history the topic that you’re coming to

She felt _______ when she lived_______.