______ it______ for your help,I couldn't have made any progress.
#86915
A
Had;not been      
B
Should;not been
C
Did;not been      
D
Not;be
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There were already five people in the car but they managed to take me as well . It ____ a comfortable journey . 
#89751
A
can''t e
B
shouldn''t be
C
mustn''t have been
D
couldn''t have been
. — ____ I know your name ?    — Sorry , you ____ . 
#89739
A
May ; mayn''t
B
May ; can''t
C
Must ; mustn''t
D
Need ; must
The impatient driver received a ticket for speeding. He       so fast.
#87270
A
shouldn’t have driven
B
wouldn’t have driven
C
couldn’t have driven
D
mustn’t have driven