Entering the reading room, ______.
#93589
A
Mike and Tom were found seated quietly, doing their homework
B
Mike and Tom were found seating quietly, doing their homework
C
he found Mike and Tom seating quietly, doing their homework
D
he found Mike and Tom seated quietly, doing their homework
推荐题目
____________ no doubt that 100 years ago animal testing was cruel but today animals in experiments are very well taken care of.
#94079
A
It is
B
There is
C
This is
D
That is
—How many times have you been to China? —In fact, it is the first time I __________ here.
#92058
A
have been
B
am
C
had been
D
was
“Well done, John.！ Not a single mistake _____ in your exam paper this time！”said the teacher.
#93483
A
you made
B
did you make
C
had you made
D
you have made
____ ,I have never seen anyone who is as energetic as Barack Obama.
#94654
A
As long as I have interviewed many leaders
B
Since I have interviewed many leaders
C
Many leaders although I have interviewed
D
Many leaders as I have interviewed
，please start the work tomorrow.
#91931
A
If you are convenient
B
If it is convenient for you
C
If it is convenient of you
D
If convenience