We haven’t settled the question of whether it is necessary for him to study abroad.这个句子是什么从句?为什么whether前面要加一个of呢?

相关推荐

• 语法分析1.The only system I know ___ will help you remember ___you have heard at a lecture is the system of keeping notes.第一空为什么用which,前面有the only不是应该用that的吗?2.I was surprised by her words,which made me recognize___silly mistakes I had made.这里为什么用what,不用how呢?3.We haven't settled the question of ___it is necessary for him to study abroad.为什么用whether,不用if,if不是也有是否的意思么?4.The book was written in 1946,___the education system has witnessed great changes.A.since
• We haven’t settled the question of whether it is necessary for him to study abroad.这个句子是什么从句?为什么whether前面要加一个of呢?
• We haven’t settled the question of whether it is necessary for him to study abroad.这个句子是什么从句?为什么whether前面要加一个of呢?
• 在一只底面直径是40厘米的圆柱形盛水缸里，有一个直径是10厘米的圆锥形铸件完伞浸干水中．取出铸件后，缸里的水下降0.5厘米，求铸件的高？
• 一个蜡块漂浮在盛满酒精的容器中,溢出酒精的质量是4g,则溢出水的质量是多少?一个蜡块漂浮在盛满酒精的容器中,溢出酒精的质量是4g,（F蜡=0.9×1000kg/m3、ρ酒精=0.8×1000kg/m3）,则溢出水的质量是多少?