The boy is lying on the ground, _________ at the aeroplane in the sky.
#95042
A
looked
B
looking
C
look
D
to look
推荐题目
I can’t go out with these clothes_____ 
#94805
A
wash
B
washing
C
to wash
D
washed
The discovery of new evidence led to__________
#98126
A
the thief having caught
B
catch the thief
C
the thief being caught
D
the thief to be caught
Fans crowded the street outside, ______ a look at their hero.
#96427
A
waiting for
B
waited for
C
to wait for
D
to be waiting for
I am sorry to have you ________ so long.
#95471
A
waited
B
to wait
C
waiting
D
to be waiting