THEY FEEL VERY LONELY. THEY TALK TO …… A LOT.A) EACH OTHER B) ONE...

69. - 100 CAU TRAC NGHIEM TIENG ANH
100 CAU TRAC NGHIEM TIENG ANH

69. They feel very lonely. They talk to …… a lot.

a) each other

b) one another

c) themselves

d) them