We haven't decided yet if we（ ）a party tomorrow.括号中用will have可以吗?请说详细点,为什么可以或不可以,不可以应填have吗?将来时为什么不行?

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We haven't decided yet if we（ ）a party tomorrow.括号中用will have可以吗?请说详细点,为什么可以或不可以,不可以应填have吗?将来时为什么不行?
We haven't decided yet if we（ ）a party tomorrow.括号中用will have可以吗?
请说详细点,为什么可以或不可以,不可以应填have吗?将来时为什么不行?

We haven't decided yet if we（ ）a party tomorrow.括号中用will have可以吗?请说详细点,为什么可以或不可以,不可以应填have吗?将来时为什么不行?
区分好IF 是引导什么从句,在这儿是‘是否’引导宾语从句,所以根据句意‘TOMORROW’明天,还没有发生,故用一般将来时will have
如果是‘如果’引导条件状语从句,比较下列句子：
I don't know if（是否） he will come tomorrow, if（如果） he comes, I will tell you.

嗯。。。从句中事情发生与否是不是还没确定呢。。。怎么能用将来时= =
应该用would have 用过去将来~~~

should have

if表‘如果’引导条件状语从句，比较下列句子：
I don't know if（是否） he will come tomorrow, if（如果） he comes, I would tell you.
在这儿，if表“是否”，引导宾语从句，应当遵循主句的时态，用will have。

We haven't decided yet if(whether) we will (do sth.) tomorrow.
We haven't decided yet if(whether) we will (have a party) tomorrow.

We haven't decided when we should leave的同义句怎么改We haven't decided when we should leave.(改为同义句）We haven't decided _____ _______ ______ We haven’t decided _____ and ______ we shall meet next time. We haven't decided on the date for the party.改句意相同We haven't decided ______ _______ hold the party. We haven't decided on the date for the party.改句意相同We haven't decided ______ _______ hold the party. we haven't decided where to go for our summer vacation this year 改为复合句 I haven't decided when we went to the Happy Valley这个句子哪里错了? We haven't decided where the pipes will be laid.是什么意思.为什么用will be laid We haven't decided ifA will we take a trip B take a trip C we will take a trip D we would take a trip we have two rooms to live in,but we haven't decided which one to choose.which one to choose.为什么不用to choose which one? I haven't decided if I will leave for Beijing tomorrow.l haven't decided ----I haven't decided if I will leave for Beijing tomorrow.l haven't decided ------- ------- leave for Beijing tomorrow. I haven't decided when____(take) a holiday. They haven't decided where to go.是什么从句? they haven't decided where they would have a party(改为简单句)they haven't decided ( )( )have a party They haven't decided on the place for skiing.=They haven't decided _ _go skiing. they haven't decided where to go next?为什么不是they haven't decided where go to next? They haven't decided on the place for skiing 改同义句They haven't decided ______ ________go skiing I haven't decided 1个动词填空,I haven't decided which hotel (choose )to stay at . 两道英语句型转换,1We haven't decided where to go for the summer holiday.(改为复合句）We haven't decided( )( )( )( )for the summer holiday.2、We can't travel to America because of the disease called H1N1.(改为复合句）We can't trav