________ of talking about the same problem over and over again, he suggested bringing the meeting to an end.
#97050
A
Tiring
B
Tired
C
Having tired
D
Tiring himself
推荐题目
He went out without an umbrella , __________ in the rain. 
#98358
A
risked being caught
B
risking being caught
C
risked to be caught
D
risking to be caught.
 ________ from the moon, our earth with water ________ seventy percent of its surface looks like a blue sphere.
#89610
A
Seen; covered
B
Seeing; covering
C
Seen; covering
D
Seeing; covered
I’d prefer __________ at home watching TV rather than ________ out.
#93686
A
staying; going
B
to stay; go
C
to stay; going
D
staying; to go