1.You can,t take them both.You only take one of them.两句合一句 You can take __ this one __ that one.2.It is necessary to have a new building in our school.It is __ __have a new building in our school.
问题描述：
1.You can,t take them both.You only take one of them.两句合一句 You can take __ this one __ that one.
2.It is necessary to have a new building in our school.
It is __ __have a new building in our school.
答
either or importent that
答
1. either or, 两者选一
2. needed to 需要
答
either ，，，or，，，“或者。。或者”
第二句是要写同义句还是什么，没弄明白你的意思。
希望帮到你。。
答
1、You can take either this one or that one.
2、It is needed to have a new building in our school.
答
1 You can take EITHER this one OR that one.
我完善了你的意图：
2 We must have a new building in our school.
-------It is NECESSARY TO have a new building in our school.
答
1. either ...or...：二者选一
2.necessary （that）we have a new......