The teacher was absorbed in writing something, only _____ now and then to refer to a book or another. 
#95364
A
to stop
B
stopped
C
stopping
D
having stopped
推荐题目
Some 200 people were reported ______ in the earthquake which happened in Sichuan last month.
#91503
A
were killed
B
to be killed
C
killing
D
to have been killed
______ the new life in Qingdao, the old man lived happily with his son after leaving his home in the countryside. 
#90739
A
Accustomed to
B
Accustoming to
C
Having accustomed to
D
having used to
After ________ hard, I got a job in a gold mine.
#93432
A
to try
B
tried
C
trying
D
try
Some medicine, when wrongly____,can kill a person.
#96960
A
take
B
taking
C
Taken
D
to take