—Who is the man ______ by a group of students there?—A professor _____ research on physics.
#89882
A
followed; did
B
following; did
C
followed; doing
D
following; doing
推荐题目
I found many people ________ on the benches at the end of the day，chatting.
#90809
A
sitted
B
sitting
C
seating
D
seat
She woke up, ___ a Young Pioner standing by his bed smiling.
#98665
A
in finding
B
to find
C
finding
D
to have found
I sat until after eleven，______in a book.
#98147
A
absorbing
B
having absorbed
C
absorbed
D
having been absorbing
The foreign visitors couldn’t help ________ by the beautiful scenery of the Great Wall.
#97248
A
striking
B
to be struck
C
being struck
D
to strike
The amount of money _____ for the ten provinces in southern China suffering the snowstorm was soon collected．
#94190
A
to need
B
needing
C
needed
D
which needed