year after year , tigers are becoming fewer and fewer .
#96118
A
Having been killed
B
Killing
C
Killed
D
Having killed
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Farmers in China began to use tractors ___ cattle for farming work.
#93738
A
to take the place of
B
take place of
C
to in place of
D
in the place of
All of us need ______.
#97995
A
to feel needed and admired
B
feeling needed and admired
C
to feel being needed and admired
D
to feel needing and admiring
________ in a poor family, he can’t afford to go to school.
#90236
A
Being born
B
Born
C
Having born
D
To be born