We entered the café and sat down by the window, waiting ________.
#88823
A
to serve
B
to be served
C
serving
D
served
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China is a _____ country _____ to the third world. 
#92111
A
developed; belongs
B
developing; belonging
C
developing; belonged
D
developed; belonged
 You will see this product _____wherever you go.
#98176
A
to be advertised
B
advertised
C
advertise
D
advertising
Once _____ , the machine will keep running.
#94334
A
start
B
started
C
to start
D
starting
I have had my bike _____, and I’m going to have somebody _____ my radio tomorrow.
#95715
A
repaired; to repair
B
repairing; to be repaired
C
repaired; repair
D
to repair; repairing