1,picnics是什么意思?
名词,picnic的复数形式.意思是：野餐.
2,What does he do?的同义句
What is he.是正确的.he是主语.
3,Are there any students in the classroom?的否定回答是?
No,there are not.
No,there aren't.
4,lose丢失的过去式是?
过去式 lost ,过去分词 lost.
5,newspaper可数吗?
做“报纸”讲,可数.
一份/两份报纸：one newspaper,two newspapers,
一份日报a daily newspaper.
有时也做“印报用的纸张”.此时与paper是一样的,不可数.
6,ask sb to do还是ask sb do?
ask sb to do是正确的.
7,The Greens----having dinner.A.is B,are选啥?
首先应该是The Green's,而不是The Greens（完全两回事）
其次选B.一家人虽然是一个总体,但是这里并不是在强调总体概念.而是说“全家人”都在做这件事情.这是主谓一致中的【意义一致】原则：指主语形式上为单数,但意义为复数,因此谓语动词用复数形式.
8,沿着这条路走的沿着怎么说?有几种说法?
Walk along this road.
Walk down this road
9,Who---you visiting yesterday?填is还是are?
填were(are的过去式).主语是you,谓语是are.
陈述语序为：You were visiting someone yesterday.不可能用现在进行时的,因为有yesterday.
10,We are---something about the summer camp now.A,discussing B,discuss选哪个?为什么?
A.be动词后面跟现在分词,表示现在进行时.
11,连词成句teacher,not,my,was,before,Miss Jones?怎么连?
Miss Jones was not my teacher before.
或者说 My teacher was not Miss Jones before.
这里before是副词做时间状语.Miss Jones以前不是我的老师.