WAYS OF SOCIALIZING SƯU TẦM VÀ BIÊN SOẠN
4.
We might raise our hand and wave to our friend as a _________ that we see her or him.
A. signature
B. sign
C. signal
D. sigh
4.
We might raise our hand and wave to our friend as a _________ that we see her or him.
A. signature
B. sign
C. signal
D. sigh