-Do you know our hometown at all?-No, this is the first time I _______ here.
#101287
A
was
B
am coming
C
came
D
have come
推荐题目
 When Nancy was at college, she ____ three foreign languages, but I am surprised to find that  she ____ all except a few words of each.
#102276
A
spoke; had forgotten
B
had spoken; had forgotten
C
spoke; has forgotten
D
had spoken; has forgotten
-Why does the Lake smell terrible?-Because large quantities of water__________. 
#104945
A
have polluted
B
is being polluted
C
has been polluted
D
have been polluted
—I am going to America.—how long    you    there?
#101902
A
are; stayed
B
are; staying
C
have; stayed
D
did; stay