circle the best answer:
1,do you think there would be less conflict in the world if all people..................the same language?
a,spoke b,speak c,had spoken d,will speak
2,if you can give me one good reason for your acting like this,......................this incident again
a,i will never mention b,i never mention c,will i never mention d,i don't mention
3,if i had known you were asleep,i...............................so much noise when i came in
a,didn't make b,would't have made c,won't make d,don't make
4,unless you..................all of my questions,i can't do anything to help you
a,answered b,answer c,would answer d,are answering
5,if someone....................in to the store,smile and say,''may i help you?''
a,comes b,came c,come d,should come
6,if i didn't work for an accounting firm,i.............................in a bank now
a,work b,will work c,have worked d,would work
7,if she.............................him,she would be very happy
a,would meet b,will meet c,met d,should meet
8,if i had enough money,i..........................aboard to improve my english
a,will go b,would go c,went d,should have go to
9,the bench would collapse if they.......................on it
a,stood b,stand c,standing d,stands
10,if it..........................convenient,let's go out for a drink tonight
a,be b,is c,was d,were
11,i don't understand this point of grammar.i wish i.....................it better
a,understood b,would understand c,had understood d,understand
12,it never stops raining here.i wish it................raining
a,would stop b,had stopped c,will stop d,stopped
13,i should never have said that.i wish i ....................that
a,didn't say b,wouldn't say c,hadn't said d,had said
14,i miss my parents.i wish my parents....................here right now
a,would be b,were c,had been d,are
15,i speak terrible english.i wish i.......................english well
a,spoke b,would speak c,had spoken d,speak
16,i can not sleep .the dog nest door is making too much noise .i wish it.................quiet
a,keep b,would keep c,had kept d,kept
17,i didn't see the tv programme but everybody said it was excellent.i wish i..............out
a,saw b,would see c,had see d,will see
18,i went out in the rain and now i have a bad cold.i wish i.................out
a,didn't go b,wouldn't go c.had had d,have
19,this movie is terrible.i wish we......................to see another one
a,go b,would go c,had gone d,went
20,the longest fish in the contest was eighteen inches long
it......................by thelma rivers
a,was catching b,caught c,was caught d,catch
21,where is the old chicken coop?it...............by a wndstorm last year
a,destroy b,is destroyed c,was destroyed d,destroyed
22,we're still looking for thomas.hasn't he.................yet?
a,been found b,to find c,found d,being found
23,those eggs of different colors are very artistic-yes they.................in russia
a,were painted b,were paint c,were painting d,painted
24,.................that military spending is extremely high
a,we are felt b,it feels c,it is felt d,we feel that it is
25,all planes .................before departure
a,will checked b,will has checked c,will be checked d,will been checked
26,it is...............for children to go swimming without their impossible
a,danger b,dangerous c,dangerously d,safe
27,my father has me,..........................my bedroom every day
a,tidy b,to tidy c,tidying d,b&c
, cho mik 1 tick nha 
6C
7B
8D
9A
10B
11 A
12 A