The bridge is so important to the people here that once ________ it must be carried out without delay.
#97922
A
designs
B
having designed
C
designing
D
designed
推荐题目
I saw Mary ____ the house.
#97508
A
open the door and go into
B
to open the door and to go into
C
open the door and to go into
D
open the door and went into
 Mrs. White showed her students some old maps          from the library
#89637
A
to borrow
B
borrowed
C
to be borrowed
D
borrowing