The ______ boy was last seen ____ near the East Lake.     
#95899
A
missing; playing
B
missing; play
C
missed; played
D
missed; to play
推荐题目
We suggested ___ trees at the weekend.
#97802
A
planted
B
plant
C
to plant
D
planting
This machine is very easy______. Anybody can learn to use it in a few minutes. 
#90027
A
operating
B
to be operating
C
operated
D
to operate
I’ll spend the evening ______ in your room waiting for the thief to arrive.
#97328
A
locking
B
in locking
C
being locked
D
locked