The rate of racial progress varies in different areas of the country, but in the past ten years _________ more improvement.
#101835
A
there is
B
it is
C
there have been
D
there has been
推荐题目
He feels that his health ____ owing to ____ a long walk every other day.
#104858
A
is improving; taking
B
has been improved; being taken
C
improved; taken
D
is improving; have taken
—Peter, where did you guys go for the summer vacation?—We ____ busy with our work for months, so we went to the beach to relax ourselves.
#100350
A
had been
B
have been
C
were
D
will be
---Is everyone here? ---Not yet. Look, there_______ the rest of our students!
#103245
A
come
B
comes
C
is coming
D
are coming
— Guess what the exam result was. I turned out to be the first !— How nice ! I’m sure you _____ a sleepless night.
#104973
A
have
B
had
C
would have had
D
will have had
— Why, David, you look so tired!— Well, I ________an article and I must finish it tomorrow.
#102961
A
was writing
B
will be writing
C
have been writing
D
have written