With the development of science and technology , more new technology____ to the fields of IT.
#102605
A
has been introducing
B
is being introduced
C
is introduced
D
was introduced
推荐题目
— Put these glasses away before they______. — OK, I’ll put them in the cupboard.
#101969
A
have broken
B
are breaking
C
get broken
D
will be broken
Mother wanted to be a good provider, a role she ______ since her marriage to Father.
#101143
A
shoulders
B
shouldered
C
is shouldering
D
has been shouldering
Listen to the two girls by the window. What language _____?
#103239
A
did they speak
B
were they speaking
C
are they speaking
D
have they been speaking
(2013·高考辽宁卷)He was unhappy when he sold his guitar.After all，he ________it for a very long time.
#99699
A
has had
B
had had
C
has
D
had
—Has your father returned from Europe yet?—Yes, but he ______ here for only three days before his company sent him to America.
#100719
A
was
B
has been
C
will be
D
would be