Complete the sentences with infinitives or gerunds. 1. Dan enjoys _________ （） science fiction.

A．n．卡片,纸牌,名片B．n．巨响,猛击;vi．砰砰作响;vt．砰地敲,猛击C．n．交换,汇兑,交易所;v．交换,交易,兑换

A.of
B.at
C.for
D.with

Wht does the speker suggest the listeners keep with them registrtion form.B． librWht does the speker suggest the listeners keep with them registrtion form. B． librry crd. C． list of clsses. D． cmpus mp.A．A registration form．B．A library carDC．A list of classes．D．A campus map．