Accustomed to ______ the steep mountain, he had no difficulty reaching the top.
#92617
A
climbing
B
climb
C
having climbed
D
have climbed
推荐题目
AIDS is said_______ the biggest health challenge to both men and women in the earth over the past four years.
#91954
A
that it is
B
to have been
C
that it has been
D
to be
--- Hey, Tom．I think I am quite familiar with these photographs．--- It is impossible for anyone_________ them before, because Mr．Newman had them developed today．
#93607
A
having seen
B
to have seen
C
to see
D
seeing
—Is Mr. Wang still teaching in this school?—I’m afraid not. He is said _______ the school as he was diagnosed with liver cancer.
#92186
A
to have left
B
to have been left
C
to leave
D
to be left
He felt _______ to remind the public to protect the environment.
#93974
A
his duty
B
that is his duty
C
it his duty
D
it is his duty
Ten years ago the population of our village was _________ that of theirs.
#92466
A
as twice large as
B
twice as large as
C
large as twice as
D
as twice as large