The young boy has come to himself in hospital now. But he ___ unconscious for three days.
#99850
A
has been
B
was
C
had been
D
is
推荐题目
She can’t ______ having nothing to do.
#101036
A
lie
B
stand
C
seat
D
run
The harder you_______ , the greater progress you______ . 
#103025
A
will study; will make
B
will study; make
C
study; make
D
study; will make