①As he works in a remote area，he visits his parents only________.

A．occasionally B．anxiously

C．practically D．urgently

Occasions are quite rare________I have the time to spend a day with my kids.

A．who B．which C．why D．when

归纳拓展

　　occasional adj.偶然的

　　occasion n.机会；时机；起因；活动，盛典，庆祝，社交场合

　　by occasion of因为＝because of

　　on occasion有时，间或＝from time to time

　　have no occasion to...有没有......的必要

　　take occasion to...趁着机会做......

2.

双语释义 v．争论，争吵(quarrel)，争辩；论证，说理

学情诊断

Gun control is a subject________Americans have argued for a long time.

A．of which with which bout which nto which

归纳拓展

　　argue for 为......而辩护

　　argue against反对......而辩护

　　argue with sb.(about/over/on sth.)与某人(为某事)而争吵

　　argue sb.into/out of doing sth.说服某人做/不做某事

　　argument n．[C]争论；争辩；争吵

3.

双语释义 出版(be produced or published)；开花；显露

学情诊断

She________an old friend of hers yesterday while she was shopping at the department store.

归纳拓展