1.
(ITA) The United States ______ a big country.
a) is
b) are
c) have
d) a e b são corretas
e) todas são corretas
2. (MACKENZIE)
A: Was that the 9 o’clock train?
B: Yes, you _________ it.
a) have just missed
b) has just missed
c) have just miss
d) have just missing
e) had just miss