—Your colleague is speaking English with fluency. —It's no wonder．She ____ in the UK for a year as a visiting professor．
#100532
A
worked
B
has worked
C
had worked
D
has been working
推荐题目
The number of foreign students attending Chinese universities ________ rising steadily since1990.
#104967
A
is
B
are
C
has been
D
have been
Yang Jiechi stated firmly that the Diaoyu islands had belonged to China from ancient times and in 1895 after Japan defeated the Qing Dynasty in a war.
#101496
A
seized
B
were seized
C
have been seized
D
had seized
Wait for a few minutes, your watch____ now.
#103454
A
will be repaired
B
has been repaired
C
is being repaired
D
has repaired
Ever since Daming graduated from the university, he _______ in the present company for 15 years and he is now chief engineer of the company.
#100158
A
worked
B
has been working
C
is working
D
works
It is reported that very little use of these waste materials_______ in the past decades．
#99386
A
was taken
B
was made
C
has been made
D
has been taken