下面的表述无误的一项是( )(2分)
下列句子中,划线的成语使用不恰当的一句是
下列各句中,没有语病的一句是( )
They speak perfect English. How long have theylearnt it?— ______ they were seven years old.A.Since
He got a full mark in the last exam. —Oh, ______ heis!