—Your colleague is speaking English with fluency.—It's no wonder．She ____ in the UK for a year as a visiting professor
#100404
A
worked
B
has worked
C
had worked
D
has been working
推荐题目
By the time he realizes he into a trap, it’ll be too late for him to do anything about it.
#103233
A
walks
B
walked
C
has walked
D
had walked
In yesterday’s newspaper, it was reported that great damage ____by the flood.
#100946
A
has been done
B
had been done
C
has done
D
had done
If they ______ what I was saying, they’d know what I was talking about.
#102347
A
took the trouble to listen to
B
had trouble listening to
C
take the trouble to listen to
D
have trouble listening to
If you __________ succeed, you must study as hard as you can.
#103199
A
are going to
B
are to
C
will
D
should
________ repeatedly, the problem still appeared in the beginners’ homework.
#100762
A
Explaining
B
Having explained
C
Having been explained
D
To be explained