...真正宾语。2)作为独立主格结构。独立主格结构只能作状语。be为静态动词表示状态,如果状态从过去持续到谓语动词时间就需要用完成体。如:There having been 2 gift shops in the area for years, Tom opened a new one recently. 独立主格结构作...
各位老师,原因状语,目的状语,让步状语修饰的是谓语动词或者谓语,还是整个句子?比如 because of, on account of, in order to 这些介词短语,例如:I can not arrive because of bad time. 因为天气不好,我不能到达。because of... 修饰的主句...
...1. To go out at night is dangerous.= It is dangerous to go out at night.2. Where he lives is unknown.= It is unknown where he lives.请问一下,在哪些情况下,我们必须使用形式主语it,而不能在句首使用真正的主语?
...The prospects for energy ,是因为than是连词吗?代表的是比较状语从句同理:句子2:The prospects for energy from tidal currents are good because(the prospects for energy )from tidal currents are predictable and constant.句子2这样写符合语法规则吗?
A:
Why ! Where's my passport? Maybe I left it on the plane.B:
My Goodness ! You ( ) things behind.A.
had never left B. didn't leave C.
never left D. left这道题答案是C.
但是,我认为是A。因为B的意思是:当时已经承认A的left的过去事实了...