拜托无论对错都要回答..全部...这些应该是比较简单的.

1。be useful to/be useful for2。Reading story book is very interesting。 动名词作主语,谓语用单数3。I saw a girl drinking a bottle of milk。4。three shives and some orange juice5。 three cups for tea6。Two boxes of eggs is two kilos heavy。数词+名词+形容词7。 These stones are as small as eggs。8。 A number of students found out the answer to this question vevy quickly。 我觉得应用过去时 问题的答案用to 。不能用of9。Sally is intereted in neither biology nor physics。 neither。。。not 本身是否定 故用is10。Mary is afraid of snakes, so why not look at pandas?11。 It is interesting to know about animals。 了解用know about12。at most13。except for 。