Our hometown is more beautiful than before,.Swimming in the pool with friends_very interestingA;has B;have C;is.Some of my classmates_from other citiesA;comes B;is C;areThis is my twin sister Lucy.Both she and I_good at drawing.A;am B;is C;areThe pro

Our hometown is more beautiful than before,.Swimming in the pool with friends_very interestingA;has B;have C;is.Some of my classmates_from other citiesA;comes B;is C;areThis is my twin sister Lucy.Both she and I_good at drawing.A;am B;is C;areThe pro
Our hometown is more beautiful than before,
.Swimming in the pool with friends_very interesting
A;has B;have C;is
.Some of my classmates_from other cities
A;comes B;is C;are
This is my twin sister Lucy.Both she and I_good at drawing.
A;am B;is C;are
The professor,together with his son,_Lanzhou_Beijing
A;have left;for B;has left;for C;have left;to
My family_having supper when suddenly the bell rang
A;is B;was C;were
The singer and dancer_come to our school
A;have B;has C;were
A number of children_for the teacher to come now
A;is waiting B;are waiting C;waits
19.The students each_a dictionary now.
A;has B;have C;has got

Our hometown is more beautiful than before,.Swimming in the pool with friends_very interestingA;has B;have C;is.Some of my classmates_from other citiesA;comes B;is C;areThis is my twin sister Lucy.Both she and I_good at drawing.A;am B;is C;areThe pro
Our hometown is more beautiful than before,（isn't) it?
这是反义疑问句.
Swimming in the pool with friends （C） very interesting.
A;has B;have C;is
“Swimming in the pool with friends ”指一件事,为单数.is+interesting形成系表结构.
Some of my classmates （C） from other cities.
A;comes B;is C;are
“Some of my classmates”我的一些同学,为复数,使用are
This is my twin sister Lucy.Both she and I （ C ）good at drawing.
A;am B;is C;are
Both……and……谓语用复数形式.
The professor,together with his son,（ B ）Lanzhou_Beijing.
A;have left;for B;has left;for C;have left;to
The professor主语为单数,together with his son只是一个插入语
My family（ A） having supper when suddenly the bell rang.
A;is B;was C;were
My family我的家人（我们一家）,作为一个整体.
The singer and dancer （A） come to our school.
A;have B;has C;were
and并列singer 和 dancer ,为复数,谓语用have
A number of children （B ）for the teacher to come now
A;is waiting B;are waiting C;waits
A number of大量的……,谓语用复数形式
The students each （A ）a dictionary now.
A;has B;have C;has got
each 每个人,所以是单数.
如有不懂,再行探讨,

C.is
C.are
C.are
B.has left,for
C.were
B.has
B.are waiting
B.have

1. C 动词ing做主语 后面有一个interesting 是一个形容词  be 动词加形容词  构成系表结构
   

2. C;are   Some of my classmates 是指 我的一些朋友  复数形式 词组  be from 来自于

3.   ...

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   1. C 动词ing做主语 后面有一个interesting 是一个形容词  be 动词加形容词  构成系表结构
      

   2. C;are   Some of my classmates 是指 我的一些朋友  复数形式 词组  be from 来自于

   3.    C;are    both....and ..为 两者都  复数形式  用be 动词are

   4. B 真正的主语为The professor, 一人  而together with his son,只是一个附带  也可以放在后面

   5. C;were  My family为我的一家人  复数形式

   6. A;have   现在完成时  主语为两个人  谓语动词用have原形  

   7. A;is waiting    A number of children   谓语动词要用复数形式

   8. A;has    强调每一个  用单数

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