Correct

放哨

/ fàngshào / 
Strokes

Definition

to keep watch/to do sentry duty/to be on patrol

Example

As a Verb

keep sentry; be on sentry/patrol

1
Fàngshào
放哨
dī
的
shìbīng
士兵

soldier on sentry

2
Zhàngǎng
站岗
fàngshào
放哨

stand sentry; go on sentry