几道英语题．请说明原因

几道英语题．请说明原因
( )6.——Which of the two English dictionaries will you buy
——I’ll buy ___ of them ,so I can give one to my friend ,Helen .
A either B neither C all D .both
( )7 ____ from Beijing to Paris .
A How long way it is B What a long way is it
C How long way is it D What a way it is
( )8.Luckily ,Mr Johnson saw ______ .
A what was happened B what is happened
C what was happening D what is to happen
( )9.If there were no exams ,we should have ____ at school .
A the happier time B a more happier time
C much happiest time D a much happier time
( )10.My father will come back at 10 o’clock ______of June 15.
A.in the night B.by the night C.on the night D.at night

6.D so I can give one to my friend , Helen
7.D
8.C
9.A
10.A