1.They have made the oil and water_____from each other.

题目

1.They have made the oil and water_____from each other.
a.to separate b.separate c.to be separated d.to have separated
因为答案中没有separated,所以想知道是不是要考make sth done 变形,不知道有没有make sth to be done/to have done的说法.
2.would you be____to step this way,please?
a.too kind b.so kind c.so kind as d.as
这里的so...as 不应该是否定同级比较,还是要考as to的用法,总之没头绪
3.The satellite is always escaping from the earth_____ back by gravity the same distance it has escaped.
a.to pull b.to have been pulled c.only to be pulled d.only being pulled
也是不太清楚这里应该填什么成分,知道该填非谓语动词,觉得这几个好乱,完全没头绪.

答案

1.选B.其实本题考查的是make sth do sth.,separate在本句中是不及物动词,所以,没必要非得用过去分词表被动.另外,没有make sth to be done/to have done的说法.2.选B.so + adj.+as to do sth是个固定短语,意思是：如...