The boys ________ games after class. But they ______ football now.

Somehow this seems to me to be ______ How could ateam that had fought for Canada before suddenly become citizens of the USA

Does the newly published detective book sell well? —No．it will only a limited public．

下列各句中，加线的成语使用恰当的一句是(　　)

In the past few years there great changes in my hometown.