The United States _______one of the lowest smoking rates －25.5 percent of the population.
#103540
A
is
B
have
C
has
D
are
推荐题目
Every individual _________ in a continually changing world of experience of which he or she is the center.
#102440
A
exists
B
will exist
C
is existing
D
has existed
—I am really struck by your spoken English. You speak so fluently. Have you been abroad. —Yes, I ________ in London for two years．
#100063
A
have stayed
B
stayed
C
had stayed
D
have been staying
We ________ to move but are still considering where to go to.
#104728
A
are deciding
B
decided
C
have decided
D
had decided
We______our breakfast when an old man came to the door.
#104557
A
just have had
B
have just had
C
just had
D
had just had
It is said that he ________ football in Beijing this afternoon.
#102809
A
is about to play
B
is going to play
C
plays
D
playing