In April, 2009, President Hu inspected the warships in Qingdao, ________ the 60th anniversary of the founding of the PLA Navy.
#90423
A
marking
B
marked
C
having marked
D
being marked
推荐题目
It rained nonstop for ten days , completely our holiday.
#97820
A
to ruin
B
ruined
C
having ruined
D
ruining
________the working efficiency，the boss allows the employees to have a coffee break.
#88719
A
Improving
B
To improve
C
Having improved
D
Improved
Mrs. White showed her students some old maps from the library
#89637
A
to borrow
B
borrowed
C
to be borrowed
D
borrowing
________volcanoes now for many years, I am still as enthusiastic about my job as the first day I first______.
#92841
A
Studied, started
B
Have studied, started
C
Having studied, started
D
Having studied, starting