1.---Jack,I haven't seen your brother for a long time.

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1.---Jack,I haven't seen your brother for a long time.
---He__Shanghai on business for two months.
A.went to B.has gone to C.has been in D.has been to
我认为是C）
2.The zookeeper is worried because the number of visitors__smaller and smaller.
A.become B.became C.is becoming D.have become
我认为是D）
3.---Has your father finished his report?
---Sorry,I don't know.He____it this morning.
A.was writing B.wrote C.has written D.had written
我认为是B）
4.She couldn't____her words____by the students.
A.get;understanding B.get;understood
C.make;to understand D.make;understand
我认为是D）

1、额搞不清强调什么的话你就想go on buisness固定短语么那就用has gone to咯
2、第一,没看清吧 number要用单数啦;第二,现在完成时要强调对现在的影响的可是题目要多读几遍呀领悟它的意思：客人的数目正变的越来越少了
3、题目里说我不知道父亲有没有写完而B的wrote 含有写好的意思哦
把答案带进去读读是不是有种我看见父亲在写的意思? 呵呵
4、understood是过去分词做被动语态的用法题目意思是“她不能使同学明白自己的话(不能使自己的话被同学听明白）”
make oneself done(用过去分词)固定搭配使自己...

1.---Jack,I haven't seen your brother for a long time. 单项选择1.-Jack ,I haven't seen your brother for a long time. -H Jack ,I haven't seen your brother for a long time.---He __Sh -jack,i haven't seen your brother for a long time .---he ___ —Jack,I haven't seen your brother for a long time .—He ___ S dBart:How are you,Jack?I haven't seen you for a long time.Ja 英语选择题-Jack,I have not seen your brother for a long time.－He_ i haven\'t seen him for a long time "I haven`t seen you for a long time. I haven't seen you for a long time.(同义句) I haven't seen you -Kate,I haven't seen your mother for a long time.-she____Tia —i haven't seen you for a long time.how are you ____ your En