Don’t interrupt me. I ________ letters all morning and have only finished five.
#102275
A
write
B
have written
C
have been writing
D
am writing
推荐题目
—Have you heard about the recent election?—Sure, it _______ the only thing on the news for the last three days.
#100233
A
would be
B
is
C
has been
D
will be
Jane _____ these families of chimps for many years and helped people understand how much they behave like humans.
#101999
A
had studied
B
studied
C
studies
D
has studied
—Hurry up!Alice and Sue are waiting for you at the school gate.—Oh!I thought they______without me.
#104369
A
had gone
B
are going
C
have gone
D
went
----Why didn’t you go to the concert ?-----I ____a game between two American basketball teams
#101079
A
watched
B
had watched
C
was watching
D
had been watching
To my great joy．I got a chance to take a photo with Andy after the vocal concert, which I _____forward to for years．
#99617
A
have been looking
B
had been looking
C
looked
D
had looked