In my opinion, keeping dogs well ________ up is advisable for dog owners.
#88788
A
to tie
B
being tied
C
tied
D
to be tied
推荐题目
—Would you like_____out with me this evening?—I’m sorry, but I don’t feel like_____out toady.
#98228
A
to hang; going
B
hanging;to go
C
to hang; to go 
D
hanging;going
_____ good, these cookies sell well.
#98902
A
Smelled
B
Smelling
C
Being smelled
D
To smell
She was staring out over the lake,_____ in thought. 
#98749
A
lost
B
losing
C
to lose
D
to having lost
The joke told by Tom made us______, so our maths teacher couldn’t make himself______.
#98882
A
laugh; hearing
B
laugh; heard
C
laughing; hear
D
laughed; to be heard