There were three main qualifications, and Pluto failed to meet one of them. It did not have enough mass. Pluto was no longer a planet! Many scientists _ with the change.
(Agreed)
Словообразование

1 i am not 14 years old.

2 my parents are not from pragua.

3 we    are in school now.

4 my bags      are yellow.

5 my friends and i are not from england.

6 it  isn't very cold today.

7 i  am not  hungry.     

8 our teacher is very tall.   

i am  lying.i am doing homework.it is raining right now.i am going to gym  at the moment.

вот список глаголов(но существуют и исключения), которые не используются в continuous tenses:

wantlikebelongknowsupposeneedloveseerealizemeanforgetpreferhatehearbelieveunderstandrememberseemhave (если в значении ‘владеть’)think (в значении ‘полагать’)

некоторые из этих глаголов могут употребляться в сontinuous tenses, если они означают:

to think – “обдумывать”to see – “встречаться”to have – в таких выражениях, какto have breakfast, to have dinner, to have a good time,to have supper, to have troubles, и т.д.

я живу в самой прекрасной стране россия! в столице-  город москва!   это красивый и большой город. мне он нравится, потому что  у него много интересных мест и  в этом городе живёт много известных людей и др. я люблю этот город!

i live in the finest country russia! in capital - the city of moscow! it is very beautiful and a big city. it very much is pleasant to me, because at it many interesting places and live in this city many known people, etc. i love this city!

my younger brother had his birthday on sunday. i proposed to arrange  a birhday party/picnic for him and his friends. "not a bad idea! said my parents.we decided to spend  a weekend in the country. i was responsible  for the social programme.we played funny games and sports, sang songs,danced and took pictures.my brother and his friends enjoyed      the  picnic."that was great",he said and kissed me.

                  next year we are going to arrange a birthday picnic for my brother and his friends again.

остальные слова вставлять не требуется. по в - они не относятся к этому тексту.