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
I have two elder brothers, ____ in the army for ten years.
#91130
A
the elder of whom served
B
the older having served
C
the older of which served
D
the elder one has served
They lived in a beautiful village, with many trees and flowers _______ it.
#91071
A
surrounded
B
surrounds
C
surrounding
D
to surround