With his attention _____ on his book, he didn’t notice me enter his study.
#90997
A
focusing
B
focused
C
to focus
D
focus
推荐题目
 Zhang Ziyi and Wang Feng, both of them ______ in the media spotlight, get romantically involved.
#91017
A
pay attention
B
paid attention to
C
paying attention
D
are paid attention to
More than 100 million people live in the beautiful province, __________.
#91280
A
most of them live in the east
B
most of them in the east
C
most of them are from the east
D
most of them are living in the east
With all the audience ________, the speech began. 
#91311
A
sat
B
seating
C
seated
D
having seated