The wonderful time they had been looking forward ____ at last.
#97310
A
to arrive    
B
to arrived   
C
to arriving  
D
should arrive
推荐题目
To their surprise, they found the lecture given by the famous professor easy ______. 
#96616
A
to be understood
B
to understand
C
understanding
D
understood
Don’t leave the water ____ while you brush your teeth.
#98932
A
run
B
running
C
being run
D
to run
 Every evening after dinner, if not ______from work, I will spend some time _____ my dog.
#90033
A
tired; walking
B
tiring; to walk
C
being tired; walked
D
to be tired; walk
Could I have a cigarette? I seem_________.
#95362
A
to run out
B
to have run out
C
to have run out of
D
to have been run out