The __________ to the rocket going into space went wrong, and as a result it exploded and fell into the sea.
#11790
A
mark
B
sign
C
symbol
D
signal
推荐题目
—Do you think I could borrow your dictionary?—__________.
#14525
A
Yes,you may borrow
B
Yes,you could 
C
Yes,help yourself
D
Yes,go on 
Peter’s jacket looked just the same as Jack’s,but it cost______his.
#11832
A
as much twice as
B
twice as much as
C
much as twice as
D
as twice much as
I help him  friendship.
#14496
A
by the name o
B
in the name of
C
by name
D
in name