---How often ___________ the Olympics _____________? ---Every four years. 
#42174
A
is, taken place
B
is, hold
C
does, hold
D
does, take place
推荐题目
—What happened to Jackson?—He________because of his drink-driving.
#37817
A
is caught
B
was caught
C
has caught
D
will be caught
-- __________ you __________ breakfast?    -- Yes, I had it at 6:30. 
#41554
A
Had; had
B
Have; had
C
Are; having
D
Were; having
—Tony, could you give me a hand?—Wait a minute.I ______.
#38844
A
lock the door
B
will lock the door
C
am locking the door
D
was locking the door
-- It is often said , “ All roads _________ Rome . ”--- Yes . I’m sure if you work hard , you will be _________ .
#39516
A
lead to , successful
B
lead to , successfully
C
leading to , success
D
leading to , successful