A．never B．permanentlyC．occasionally D．sometimes

【C11】A．neverB．permanentlyC．occasionallyD．sometimes

A．Late in the morning.B．Early in the afternoon.C．Sometime before dawn.D．Shortly after

I catch cold【 now and then】.A.always B.occasional

_________(59)A. occasionally B.neverC.rarely D.co

_________(52)A.never B.oftenC.ever D.now

Our meeting was quite 【accidental】.A.occasional B